{"product_id":"ebyte-ewm104-bt3095-qcc3095-ble-5-4-wireless-audio-module-200m","title":"Ebyte EWM104-BT3095 QCC3095 BLE 5.4 Wireless Audio Module 200m","description":"\u003cp\u003eThe Ebyte EWM104-BT3095 is a high-performance Bluetooth Low Energy 5.4 audio transmission module powered by the Qualcomm QCC3095 SoC, delivering long-range wireless communication up to 200 meters, versatile DAC\/I2S\/SPDIF audio outputs, UART interfaces, integrated Class-AB and Class-D headphone drivers, and advanced power management for industrial and commercial wireless audio systems.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEWM104‑BT3095\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Model\u003c\/td\u003e\n\u003ctd\u003eQCC3095\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ebluetooth Version\u003c\/td\u003e\n\u003ctd\u003eV5.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Dimensions\u003c\/td\u003e\n\u003ctd\u003e13*18mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e3.0~4.3V@VBAT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitting Power\u003c\/td\u003e\n\u003ctd\u003e8dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Range\u003c\/td\u003e\n\u003ctd\u003e200m (Connect phone in an open area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eUART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna Interface\u003c\/td\u003e\n\u003ctd\u003eStamp hole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStereo\u003c\/td\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDSP\u003c\/td\u003e\n\u003ctd\u003e240MHz Qualcomm Kalimba™ Audio DSP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAptx\u003c\/td\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAptX‑HD\u003c\/td\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAptx‑Adaptive\u003c\/td\u003e\n\u003ctd\u003eLicense Required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAptx‑LL\u003c\/td\u003e\n\u003ctd\u003eLicense Required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eANC (Active Noise Cancellation )\u003c\/td\u003e\n\u003ctd\u003eLicense Required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCVC (Echo Cancellation)\u003c\/td\u003e\n\u003ctd\u003eLicense Required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eQualcomm QCC3095 System-on-Chip Architecture\u003c\/b\u003e: Combines on-chip Bluetooth, advanced audio codec, and a programmable application processor for single-chip audio streaming and system management.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTriple-Format Audio Interface Versatility\u003c\/b\u003e: Supports analog DAC, digital I2S, and SPDIF outputs alongside built-in Class-AB and Class-D drivers to drive external speakers or DAC ICs directly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eLong-Range 200m BLE 5.4 Connectivity\u003c\/b\u003e: Offers reliable Bluetooth 5.4 transmission up to 200 meters in line-of-sight environments for wide-area audio distribution.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eUltra-Compact SMD Form Factor\u003c\/b\u003e: Measures 13 x 18 mm and weighs 1.0g +\/- 0.1g, enabling seamless surface-mount integration into space-constrained hardware boards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003cp style=\"font-size: 14px; color: #d9534f; margin-bottom: 10px;\"\u003e\u003cstrong\u003eSelection Warning: \u003c\/strong\u003eVerify host MCU interface requirements (UART\/I2C), target audio output format (Analog DAC vs. Digital I2S\/SPDIF), Bluetooth protocol version, and line-of-sight range requirements prior to hardware design.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 13px; color: #333;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #003366; color: #ffffff; text-align: center;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eMain Chipset\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eBluetooth Version\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eMax Distance\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eAudio Outputs\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eControl Interface\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eDimensions\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #e6f2ff; text-align: center;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eEWM104-BT3095\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eQualcomm QCC3095\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eBLE 5.4\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e200 m\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eDAC \/ I2S \/ SPDIF\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eUART\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e13 x 18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"text-align: center;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eEWM104-BT5125\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eQualcomm QCC5125\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eBLE 5.1\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e100 m\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eI2S \/ Analog DAC\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eUART\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e13 x 18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9; text-align: center;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd; font-weight: bold;\"\u003eEWM104-BT3008\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eQualcomm QCC3008\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eBLE 5.0\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e50 m\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eAnalog DAC \/ I2S\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eUART\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e13 x 18 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/1_061508ee-7bb9-4b24-a2ba-3d9a71d5f5ee.jpg?v=1788331070\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/2_52c357e1-d6d9-4666-a3cc-6bd878fec30a.jpg?v=1788331099\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/3_53019e79-0f72-49b9-bab3-a753fda2c674.jpg?v=1788331111\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/4_7726d1ff-c06f-47a5-ad11-694ce51c0863.jpg?v=1788331266\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/5_29aa12a1-e57c-47b2-bff0-b43e00a1353b.jpg?v=1788331280\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/6_9e09553c-99b7-4f36-a637-53b37752cd70.jpg?v=1788331294\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/7_c4d41a1c-9746-46e0-a878-b626fe182d93.jpg?v=1788331310\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/8_f2674980-e93b-4b66-bb16-4b98f47a825a.jpg?v=1788331334\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/9_b3a7defb-8487-48ef-83da-b2880242a4a3.jpg?v=1788331381\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/10_2e1f958a-5aca-4302-83cf-dfbdba8248f1.jpg?v=1788331395\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eIndustrial Installation \u0026amp; Wiring \u003c\/h2\u003e\n\u003cp\u003eThe EWM104-BT3095 features a castellated SMD stamp-hole package suitable for automated SMT pick-and-place assembly. Connect VCC (regulated power source) and GND pins, interface the UART TX\/RX lines directly to the host MCU for AT command configuration, and route the DAC, I2S, or SPDIF signals to downstream audio amplifiers or codec processing boards.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/11_7e70f593-38d7-45c1-ad2a-45c2677737e5.jpg?v=1788331412\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ePin No.\u003c\/th\u003e\n\u003cth\u003ePin Name\u003c\/th\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003cth\u003ePin Direction\u003c\/th\u003e\n\u003cth\u003ePin Description\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003ePIO21\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O pin 21; when IO21 is high, SPDIF output is selected. Other functions: PCM_DOUT2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003ePIO20\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003ePower amplifier enable pin, programmable I\/O pin 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003ePIO19\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O pin 19, other functions: PCM_DIN0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003ePCM_DOUT0\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Port 18, connected to I2S_DIN or SPDIF_OUT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003ePCM_SYNC\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Port 17, connected to I2S_LRCK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003ePCM_CLK\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Port 16, connected to I2S_BCK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003ePCM_MCLK\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Port 15, connected to I2S_MCK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003eUSB_DN\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eUSB Data Negative Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003eUSB_DP\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eUSB Data Positive Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003ctd\u003eSYS_CTRL\u003c\/td\u003e\n\u003ctd\u003eVBAT\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAfter maintaining a high level for 6 seconds, switch to a low level to power on or off; the device will automatically enter pairing mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003eVBAT\u003c\/td\u003e\n\u003ctd\u003eVBAT\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eBattery Connector, Battery Voltage Input: 3.0‑4.3 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003ctd\u003eCHG_EXT\u003c\/td\u003e\n\u003ctd\u003eVCHG\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eExternal Charging Control, External Charging Transistor Current Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003eVCHG\u003c\/td\u003e\n\u003ctd\u003eVCHG\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eCharging Connector, Battery Charging Input: 4.0 V‑5.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003eLED3\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eAnalog\/Digital Input, Open‑Drain LED Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003ctd\u003eLED2\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eAnalog\/Digital Input, Open‑Drain LED Output, flashes when paired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003eLED1\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eAnalog\/Digital Input, Open‑Drain LED Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003eLED0\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eAnalog\/Digital Input, Open‑Drain LED Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003ePIO7\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Port 7, UART_RX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\u003c\/td\u003e\n\u003ctd\u003ePIO4\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eButton PIO[4]: Short press to play\/pause\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003ePIO3\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eButton PIO[3]: Short press to increase volume; long press to continuously increase volume; double‑click to skip to the next track\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e23\u003c\/td\u003e\n\u003ctd\u003ePIO6\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Port 6: UART_TX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003ePIO5\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eButton PIO[5]: Short press to reconnect; long press for 3 seconds to disconnect; 6 seconds to enter pairing mode; 8 seconds to clear the playlist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003ctd\u003ePIO8\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Port 8; when IO8 is set high, select DAC output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e26\u003c\/td\u003e\n\u003ctd\u003ePIO2\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eButton PIO[2]: Short press to decrease volume; long press to continuously decrease volume; double‑click to skip to the previous track\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e27\u003c\/td\u003e\n\u003ctd\u003eRESET#\/PIO1\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003ePress the PIO[1] module reset button to reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e29\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003ePWR\u003c\/td\u003e\n\u003ctd\u003ePIO Power Input, 1.8 V\/3.3 V PIO Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e1V8_SMPS\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003ePWR_OUT\u003c\/td\u003e\n\u003ctd\u003ePower Output, 1.8 V Power Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e31\u003c\/td\u003e\n\u003ctd\u003eSPKR_N\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eO\u003c\/td\u003e\n\u003ctd\u003eSpeaker Differential Output—Right Channel Negative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003ctd\u003eSPKR_P\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eO\u003c\/td\u003e\n\u003ctd\u003eSpeaker Differential Output—Right Channel Positive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e33\u003c\/td\u003e\n\u003ctd\u003eSPKL_N\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eO\u003c\/td\u003e\n\u003ctd\u003eSpeaker Differential Output—Left Channel Negative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e34\u003c\/td\u003e\n\u003ctd\u003eSPKL_P\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eO\u003c\/td\u003e\n\u003ctd\u003eSpeaker Differential Output—Left Channel Positive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e35\u003c\/td\u003e\n\u003ctd\u003eMIC_BIAS\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eO\u003c\/td\u003e\n\u003ctd\u003eAnalog Output, Microphone Bias Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e36\u003c\/td\u003e\n\u003ctd\u003eMIC1_N\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 1 Negative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e37\u003c\/td\u003e\n\u003ctd\u003eMIC1_P\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 1 (Positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e38\u003c\/td\u003e\n\u003ctd\u003eMIC2_N\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 2 (Negative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e39\u003c\/td\u003e\n\u003ctd\u003eMIC2_P\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 2 (Positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003eMIC3_N\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 3 (Negative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e41\u003c\/td\u003e\n\u003ctd\u003eMIC3_P\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 3 (Positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e42\u003c\/td\u003e\n\u003ctd\u003eMIC4_N\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 4 (Negative)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e43\u003c\/td\u003e\n\u003ctd\u003eMIC4_P\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eI\u003c\/td\u003e\n\u003ctd\u003eAnalog Input, Microphone Differential Input 4 (Positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e46\u003c\/td\u003e\n\u003ctd\u003eRF_PORT\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eO\u003c\/td\u003e\n\u003ctd\u003eExternal Antenna\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e47\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e48\u003c\/td\u003e\n\u003ctd\u003ePIO39\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Pin 39, Other Functions: QSPI2_IO3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e49\u003c\/td\u003e\n\u003ctd\u003ePIO38\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Pin 38, Other Functions: QSPI2_CS#\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003ePIO37\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Pin 37, Other Functions: QSPI2_IO1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e51\u003c\/td\u003e\n\u003ctd\u003ePIO36\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O pin 36; when IO36 is high, it serves as a USB input; when low, it serves as an AUX input; other functions: QSPI2_IO2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e52\u003c\/td\u003e\n\u003ctd\u003ePIO35\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O pin 35; other functions: QSPI2_CLK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e53\u003c\/td\u003e\n\u003ctd\u003ePIO34\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Pin 34, Other Functions: QSPI2_IO0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e54\u003c\/td\u003e\n\u003ctd\u003ePIO22\u003c\/td\u003e\n\u003ctd\u003eVDD_PADS\u003c\/td\u003e\n\u003ctd\u003eI\/O\u003c\/td\u003e\n\u003ctd\u003eProgrammable I\/O Pin 22, Other Functions: PCM_DIN1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/12_4c19efb7-982e-466b-ba49-c50d06d8410b.jpg?v=1788331474\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/13_7ff81ffa-c754-4c6d-b854-ffeac1fb2bd2.jpg?v=1788331488\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/14_aff21a2f-cb18-4287-a6c3-54196bdbb124.jpg?v=1788331503\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eNo.\u003c\/th\u003e\n\u003cth\u003eDefinition\u003c\/th\u003e\n\u003cth\u003eFunction Description\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eUSB_IN\u003c\/td\u003e\n\u003ctd\u003e5V power supply from the backplane; connects to the USB port on the EWM104‑BT3095\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eBattery Connector\u003c\/td\u003e\n\u003ctd\u003eBattery input port; connects to the VBAT pin on the EWM104‑BT3095\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003ePower Switch\u003c\/td\u003e\n\u003ctd\u003eBackplane power switch: slide to ON to turn on the power, slide to OFF to turn off the power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eChassis Power Supply Selection Switch\u003c\/td\u003e\n\u003ctd\u003eSwitch the power supply method for the resources on the base board: slide the switch to \"5V\" to power the base board resources via USB, or slide it to \"BAT\" to power them via battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eKEY_SYS_CTRL\u003c\/td\u003e\n\u003ctd\u003eDefault: Module power on\/off control; user‑programmable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eKEY_RESET\u003c\/td\u003e\n\u003ctd\u003eModule reset control button: Press to reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003eKEY_PIO2\u003c\/td\u003e\n\u003ctd\u003eBy default: Short press to decrease volume; long press to continuously decrease volume; double‑tap to skip to the previous track\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003eKEY_PIO3\u003c\/td\u003e\n\u003ctd\u003eBy default: Short press to increase volume; long press to continuously increase volume; double‑tap to skip to the next track\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003eKEY_PIO4\u003c\/td\u003e\n\u003ctd\u003eBy default: Short press to play\/pause\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003eKEY_PIO5\u003c\/td\u003e\n\u003ctd\u003eBy default: Short press to reconnect; long press for 3 seconds to disconnect; long press for 6 seconds to enter pairing mode; long press for 8 seconds to clear the playlist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003ctd\u003eI\/O Voltage Switch\u003c\/td\u003e\n\u003ctd\u003eUsed to switch the supply voltage for the module's VDD_PADS and on‑board digital I\/O; set to 3.3V to supply 3.3V, and set to 1.8V to supply 1.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003eModule Power Supply Jumper\u003c\/td\u003e\n\u003ctd\u003eUsed to measure the module's operating current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003ctd\u003e1.27mm Pitch Female Connector Strip\u003c\/td\u003e\n\u003ctd\u003eEWT104‑QC02Z Installation Location\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003eMIC_L\u003c\/td\u003e\n\u003ctd\u003eLeft‑channel microphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003eAUX_IN\u003c\/td\u003e\n\u003ctd\u003eAUX audio input port, compatible with 3.5mm three‑pin plugs, featuring insertion detection and path switching. When a 3.5mm three‑pin plug is inserted, the microphone power is disconnected, and the module's audio input channel switches to AUX_IN. When the 3.5mm three‑pin plug is removed, the microphone power is restored, and the module's audio input channel switches back to the microphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003ctd\u003eMIC_R\u003c\/td\u003e\n\u003ctd\u003eRight‑channel microphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003ctd\u003eStereo Headphone Amplifier\u003c\/td\u003e\n\u003ctd\u003eStereo headphone amplifier; input connects to the module's AUX output, and output connects to the AUX_OUT port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003eAUX_OUT\u003c\/td\u003e\n\u003ctd\u003eAUX_OUT port, compatible with 3.5mm three‑pin and four‑pin plugs, with path switching: when no 3.5mm plug is inserted, the audio signal is output to the 3W stereo amplifier; when a three‑pin 3.5mm plug is inserted, the audio signal is output to the AUX_OUT port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e3W Stereo Power Amplifier\u003c\/td\u003e\n\u003ctd\u003eA stereo amplifier with 3W output power; the input is connected to a stereo headphone amplifier and a stereo audio DAC, and the output is connected to the left and right speaker terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003eOUT_L\u003c\/td\u003e\n\u003ctd\u003eLeft Channel Speaker Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\u003c\/td\u003e\n\u003ctd\u003eOUT_R\u003c\/td\u003e\n\u003ctd\u003eRight Channel Speaker Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003eStereo Audio DAC\u003c\/td\u003e\n\u003ctd\u003eStereo audio DAC with I2S interface; the input connects to the module's I2S interface, and the output connects to the I2S_OUT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e23\u003c\/td\u003e\n\u003ctd\u003eI2S_OUT\u003c\/td\u003e\n\u003ctd\u003eAUX_OUT connector, compatible with 3.5mm three‑pin and four‑pin plugs, with path switching; when no 3.5mm plug is inserted, the audio signal is output to the 3W stereo amplifier; when a three‑pin 3.5mm plug is inserted, the audio signal is output to the I2S_OUT connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003eSPDIF_IN\u003c\/td\u003e\n\u003ctd\u003eOptical audio input connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003ctd\u003eSPDIF_OUT\u003c\/td\u003e\n\u003ctd\u003eOptical Audio Output Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/15_81312767-c0f7-4e9d-9c1a-5352fc10196a.jpg?v=1788331557\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ccode\u003e\u003c\/code\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ccode\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/code\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-KVsGdYqFgofNAXx9STscZM1mn4d\"\u003e\u003ccode\u003e\u003c\/code\u003e\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-YJ2HfhPMwdFLqwcA4Zfc3rasnHf\"\u003eReal-World Application Scenarios\u003c\/h2\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-LMQyfAZx4daj8HcnGSMcoLoUnFh\"\u003e1. Industrial Public Broadcasting and Wireless PA Terminals\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-UqkjfP02gdpVNHccUkYcpHzNnKd\"\u003eIn large manufacturing factories and industrial parks, deploying wired audio cabling across extensive production workshops and assembly lines leads to high construction and maintenance costs. Built for industrial wireless audio transmission, the EWM104-BT3095 Bluetooth audio module features a 200-meter long-distance transmission capability based on the BLE 5.4 protocol. Embedded into local wireless broadcast receivers, the module stably receives high-fidelity audio streams from central control hosts and outputs standard I2S or SPDIF digital audio signals to drive high-power industrial amplifiers, realizing reliable long-range industrial public audio broadcasting.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-Wlwafg9FbdckHzc3VqAcCDYPnZg\"\u003e2. Smart Factory Voice Prompt and Audio-Visual Alarm System\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-YZ07fF2SndGVSFcZFeBcyg9Rnww\"\u003eModern industrial automation requires real-time voice reminders and safety early warnings for hazardous working areas. When integrated with Ebyte industrial DTU controllers and deployed on factory alarm nodes, the EWM104-BT3095 supports UART command interaction with industrial hosts. With the built-in Class-D audio driver, the module triggers instant dynamic voice broadcasting, achieving low-latency audio alarm prompts and improving overall factory safety response efficiency.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-DyWgfkl9UdFsbEc8RbXcL6Lpn4c\"\u003e3. Commercial Wireless Headphones and Audio Guide Receiving Terminals\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-QE54fka5Kd1IH6cIZBIcSO6vnSg\"\u003eCommercial wireless headsets and tour guide audio terminals demand lightweight design, low power consumption and clear audio performance. Featuring a compact 13×18mm ultra-small form factor and integrated Class-AB headphone driver, the EWM104-BT3095 eliminates the need for external decoding codec chips. Audio device manufacturers can adopt this module to develop lightweight, low-power wireless communication headsets, portable audio receivers and professional wireless tour guide terminals for commercial scenarios.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-Dbygf6mEGdZkOvcnePVc0xVln3f\"\u003e4. Outdoor Security and Emergency Communication Base Stations\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-VDLHfRMEpdjtt4cCMgncaYO0nPg\"\u003eMunicipal security monitoring and outdoor emergency safety systems require wide-range audio coverage and stable voice broadcast capabilities. Cooperating with Ebyte outdoor industrial communication gateways, the EWM104-BT3095 acts as a high-stability long-range Bluetooth audio bridge. It receives remote voice signals within an open-area 200-meter coverage radius and outputs analog DAC audio to external high-power horn speakers, achieving clear and stable outdoor emergency voice warnings and security broadcasting.\u003c\/div\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-ChS0f53lid8aaYcuFnqcePQtn1b\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-ChS0f53lid8aaYcuFnqcePQtn1b\"\u003eTechnical FAQs About EWM104-BT3095 Module\u003c\/h2\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-OoCPf7GaCdqIGkcIcUxct70RnQc\"\u003eQ:  What audio output formats does the EWM104-BT3095 module support?\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DLNNfhzuTdZYulc2Gk4cYE7Mnsg\"\u003e\n\u003cstrong\u003eA: \u003c\/strong\u003eThe EWM104-BT3095 supports complete analog and digital dual audio interfaces. It supports analog DAC audio output, as well as mainstream digital audio formats including I2S and SPDIF. Equipped with built-in Class-AB and Class-D audio drivers, the module can directly drive headphones or connect to external industrial power amplifiers without additional peripheral circuits.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-OoCPf7GaCdqIGkcIcUxct70RnQc\"\u003eQ:  What is the maximum effective communication distance of the module?\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-V9aNf6oCKdBUrzc4DHTcjIfWnkh\"\u003e\n\u003cstrong\u003eA: \u003c\/strong\u003eAdopting the latest Bluetooth 5.4 protocol specification, the EWM104-BT3095 achieves a maximum wireless transmission distance of 200 meters in open and unobstructed environments, delivering longer coverage and stronger anti-interference performance compared with traditional Bluetooth audio modules.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-OoCPf7GaCdqIGkcIcUxct70RnQc\"\u003eQ: How to configure and integrate the module into the main control system?\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-VczBfvwqldgpVlciV54cHFYvnAw\"\u003e\n\u003cstrong\u003eA: \u003c\/strong\u003eThe module adopts standard UART serial port communication to interact with mainstream MCU main control units. Developers can complete parameter configuration, function switching and status query via universal AT commands. Meanwhile, programmable PIO pins support customized logic development and flexible power management adaptation, facilitating rapid secondary development and system integration for IoT embedded projects.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-OoCPf7GaCdqIGkcIcUxct70RnQc\"\u003eQ: What are the core differences between EWM104-BT3095 and EWM104-BT5125?\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-O1LmfjNZyd8qvmc6YGEc8eS6n0d\"\u003e\n\u003cstrong\u003eA: \u003c\/strong\u003eThe EWM104-BT3095 is built on the Qualcomm QCC3095 chip platform, supporting Bluetooth 5.4 protocol, 200-meter long-distance transmission and professional SPDIF digital audio output, which is more suitable for industrial long-range audio transmission scenarios. In contrast, the EWM104-BT5125 adopts the Qualcomm QCC5125 solution with Bluetooth 5.1 protocol and a standard transmission distance of 100 meters, more applicable for short-distance consumer audio devices.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003ccode\u003e\u003cspan class=\"lark-record-clipboard\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/code\u003e\u003c\/p\u003e","brand":"Ebyte Official Store - IoT Module Manufacturer","offers":[{"title":"EWM104-BT3095","offer_id":48790129082573,"sku":"EWM104-BT3095","price":8.13,"currency_code":"USD","in_stock":true},{"title":"EWT104-DA10+EWT104-QC02Z+EWM104-BT3095","offer_id":48790129115341,"sku":"EWT104-DA10+EWT104-QC02Z+EWM104-BT3095","price":35.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5911\/1885\/files\/3034a1133efe01daba919094b70c6310_7b903585-6624-45ae-a0d0-169c0688b1ea.jpg?v=1788331001","url":"https:\/\/ebyteiot.com\/ru\/products\/ebyte-ewm104-bt3095-qcc3095-ble-5-4-wireless-audio-module-200m","provider":"Ebyte Official Store - IoT Module Manufacturer","version":"1.0","type":"link"}