E104-BT30 is a multifunctional and cost-effective module developed by our company for audio Bluetooth transmission. The main control uses the CSRA64215 chip of CSR to provide the module with high-quality sound and compatibility. The Bluetooth module uses a driver-free method. Users only need to connect the module to the application product to quickly achieve high-quality Bluetooth audio transmission and enjoy wireless music. And the module supports APTX, APTXLL, ACC and other high-quality sound effects.
Features：Bluetooth V4.2+EDR standard specifications；Support TWS Automatic reconnection ；MIC input APTX、ACC、Aptx Low latency ；AVRCP 1.5、A2DP 1.3 、HFP 1.5 ；CSR latest sixth-generation CVC enhancement technology implements noise reduction and echo cancellation；PCB antenna, the maximum communication distance is 50 meters in open air； Battery level display
Application：High-quality wireless stereo headphones; High-fidelity speaker and sound; Bluetooth car audio&video; Bluetooth speaker calling.
|Operating voltage||1.9||3.3||3.6||V||≥3.3V can guarantee output power|
|Communication level||1.8||3.3||3.6||V||Level is determined by VDD-PADS-1 level and VDD-PADS-2 level|
|Operating temperature||-40||20||+85||℃||Industrial design|
|Operating frequency||2402||-||2480||MHz||Support Bluetooth protocol standard frequency band|
|Not connected current||0.5||-||8||mA||Bluetooth is discoverable|
|Connected unplayedcurrent||10||-||14||mA||Bluetooth is connected but no music is playing|
|Audio output statuscurrent||15||-||18||mA||Bluetooth is connected and playing music|
|Max Tx power||-||9||9||dBm||-|
|Distance for reference||50m||Clear and open area, antenna height: 2.5m, indoor communication ≥10m|
|Connector||1.1mm||Refer to size drawings and PCB package library for details|
|Size||16*25mm||Refer to size drawings for details|
|Antenna||PCB||50 ohm impedance|