Choosing between raw Bluetooth System-on-Chips (SoCs), pre-certified hardware-only SoC modules (e.g., Ebyte E73-2G4M08S1C), and AT-command serial transparent modules (e.g., Ebyte E104-BT5032A) determines product time-to-market, RF compliance cost, and power budget. Raw Bluetooth chips require custom impedance matching networks, external 32.768kHz/32MHz crystals, and regional RF regulatory certification (FCC, CE, KC). In contrast, integrated Bluetooth modules bundle RF front-ends, antenna structures (PCB onboard or IPEX connectors), and power management ICs (PMUs) into a shielded footprint. Choosing the right architecture depends on whether the system requires secondary SoC programming (via ARM Cortex-M4F cores), ultra-low sleep current (under 2uA), or transparent UART plug-and-play transmission for industrial equipment.
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DTU/RTU
DTU grades, remote data communication solutions, including E95-DTU, E810-DTU, E32-DTU, etc. Supports LoRa, GPRS, GSM and other communications to meet remote monitoring, data collection and control needs.
Ebyte E90-DTU(900SL33) military data modem radio transmission military-grade LoRa modulation technology
$44.39E90-DTU (900SL33) is a military data modem radio using military-grade LoRa modulation technology. It has multiple transmission methods. The default working frequency band is 868.125MHz, and it supports 8-28V voltage...
EBYTE E610-DTU(433C20) Wireless Digital Radio RS232/RS485 433MHz High-Speed Continuous Transmission 100mW RSSI Low Latency
$26.77The Ebyte E610-DTU (433C20) is a data transmission station of the continuous transmission type 433M wireless data transmission module, with built-in high-performance single-chip microcomputer and wireless transceiver chip. Work in...
Ebyte E95-DTU(433L30-485)-V8 Low Cost LoRa Module RS232 Long Range Wireless Transmitter And Receiver 30dBm LoRa Modem Support Modbus
E95-DTU(433L30-485) is a wireless data transmission DTU that uses military-grade LoRa modulation technology. It has a variety of transmission methods. It works at (410/441M) frequency band (default 433MHz). The DTU...
Ebyte E95-DTU(900SL30-232) 10km 30dBm Support Modbus and other protocols 868MHz LoRa RS232 wireless data transmission radio dtu
The Ebyte E95-DTU(900SL30-232) is an industrial Sub-GHz LoRa wireless data transceiver operating at 850.125-930.125MHz with 30dBm (1W) output power, delivering 10km long-range telemetry over transparent RS232 serial interface. Built with...
EBYTE E95-DTU / E96-DTU Industrial LoRa Wireless Serial Modem RS485 RS232 Data Radio Transceiver
$0.00 – $29.47The EBYTE E95-DTU and E96-DTU Series represent the pinnacle of ruggedized, industrial-grade wireless communications. Operating as point-to-point and point-to-multipoint data radio modems, these units utilize advanced LoRa spread-spectrum modulation technology...
E810-U16/U17 Series USB to Serial Converter TTL/RS485
$15.61 – $28.66The Ebyte E810 series (U16/U17) encompasses industrial-grade USB to serial (TTL/RS485/RS232/RS422) converters, engineered to provide highly stable protocol bridging and reliable data transmission in electrically noisy industrial environments. Product Model...
E90-DTU(400SL47) Ebyte 70 Km LoRa module remote communication SX1268 radio frequency chip 485/232 Wireless data transmission
E90-DTU(400SL47) LoRa module remote communication SX1268 radio frequency chip 485/232 wireless data transmission radio relay network [Interface type]：RS232/RS485 [Working frequency]：433.125M [Communication distance]：70km [Product size]：160*137*44mm [Product weight]：846.2g±5g [Introduction]：E90-DTU (400SL47) is a...
EBYTE E90-DTU(2G4L27) New LoRa Wireless digital radio 2.4GHz 27dbm 500mW RS232/RS485 LBT FEC 7km LoRa Communication module
E90-DTU(2G4L27) RS232/485 lora wirelss modem military-grade LoRa modulation technology [Frequency]：2400~2500MHz [Power]：27dBm [Distance]：7km [Size]：82*62*25mm [Interface]：RS232/RS485 [Weight]：130±5g [Introduction]：E90-DTU (2G4L27) is a data transceiver with military-grade LoRa modulation technology. With multiple transmission modes,...
0.01$ Sample Module
These samples are $0.01, and you can only buy 2 per person. (Limit 2)! Just pay the shipping fee to buy.New product promotion (up to 20% off)
New products of Ebyte: GNSS multi-mode satellite positioning module, E810 series USB to RS485 module, power amplifier PA module.E810-U16/U17 Series USB to Serial Converter TTL/RS485
$15.61 – $28.66
Ebyte EBT3003 PROFINET Chip Modbus Master/Slave UART 3.9Mbps
$8.57 – $14.48Blog posts
Sub TextDeploying wireless edge nodes via Arduino environments often introduces connectivity instability due to non-blocking network socket misconfigurations, unoptimized AT command parsing, and thermal throttling in high-throughput applications. Integrating industrial-grade WiFi silicon—such as the Espressif ESP32-S3-WROOM-1, Texas Instruments CC3235S, or pre-certified modular hardware like Ebyte's E103-W06 (ESP8266-based) and E101-C3MN4 (ESP32-C3-based)—mitigates hardware-level RF layout degradation. Paired with hardware-optimized libraries (WiFi.h, ESP8266WiFi.h, and WiFiNINA), developers can implement robust TCP/IP sockets, WPA3 enterprise security, and automated reconnect handling to ensure reliable industrial operation across harsh 2.4 GHz and 5 GHz environments.
The Inter-IC Sound (I2S) digital audio interface addresses signal degradation, clock jitter, and electromagnetic interference (EMI) inherent in analog audio transmission by transmitting multi-bit PCM audio data alongside dedicated clock lines over a 3-wire synchronous serial bus. By isolating Bit Clock (BCLK), Word Select (WS/LRCLK), and Serial Data (SD) signals, I2S eliminates time-base errors that cause harmonic distortion in mixed-signal embedded systems. When integrating audio codecs or DSPs with embedded wireless modules like the Ebyte E104-BT5032A (nRF52832), ESP32-S3, or STM32F429 microcontroller families, selecting between standard I2S (MSB-justified/I2S Philips), Left-Justified, Right-Justified, and Time Division Multiplexing (TDM) mode determines channel synchronization, buffer allocation, and master/slave clock tree stability.
Selecting the optimal Bluetooth microcontroller (MCU) or System-on-Chip (SoC) for industrial IoT requires balancing processing architecture (ARM Cortex-M4F/M33), wireless range via output power (+4dBm to +20dBm), power consumption (down to 1.5uA in deep sleep), and peripheral interfaces (UART, SPI, ADC, PWM). For high-density industrial environments, critical factors include physical layer (PHY) capabilities—such as 2Mbps for fast throughput, LE Coded PHY (S=8) for up to 1.5km long-range transmission, and Bluetooth Direction Finding (AoA/AoD)—alongside Flash/RAM capacity for Over-The-Air (OTA) firmware updates. Integrating pre-certified Bluetooth modules with integrated PA/LNA (e.g., Ebyte E73-2G4M20S) simplifies RF impedance matching (50 Ohm) and accelerates FCC/CE compliance.
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