ITEM NAME:4.2 Bluetooth Receiver Board Csr64215 Amplifers Bluetooth Module Lossless A R8O4 4.2 Bluetooth Receiver Board Csr64215 Amplifers Bluetooth Module Lossless A R8O4 DC power input interface,GND for the power supply negative,+12 V for the power supply positive.Wide voltage: 6-36V AUX audio interface,LINE_INR right channel input,GND common ground,LINE_INL left channel input Audio output interface,R_OUT right channel output,GND common ground,LINE_OUT left channel input Audio switching relay,NEC original import.Bluetooth antenna for receiving signals Note:If the conversion,the Bluetooth work with a slight noise at the end of noise or interference with the sound, plus a small power supply 6-36V 500MA or more, to the Bluetooth module independent,you can solve the noise problem, and equipment sharing power easy to produce a total ground interference noise CSR64215 Bluetooth program,support APT-X lossless signal reception CSR64215 Bluetooth receiving module support the agreement:APT-X,A2DPv1.3,AVRCPv1.6,HFPv1.6,HSPv1.2,D1V1.3 The product is suitable for converting audio amplifiers,amplifier boards DIY,amplifier preamp effects,etc. The traditional wired transmission is converted to wireless Bluetooth transmission.The module uses the CSR64215 high-fidelity Bluetooth chip.The Bluetooth 4.2 high-speed transmission ensures that the audio data is transmitted to the analog amplifier without loss.In order to achieve wireless HIFI level sound quality. The module supports APT-X lossless reception and the sound quality level reaches the CD level.Is a truly lossless Bluetooth receiver module.This module is a Bluetooth receiver that outputs a standard single-ended analog audio signal. The audio signal can be directly provided to the front or rear stage analog amplifier without additional DAC decoder.To facilitate DIY friend conversion needs. The module supports AUX input to facilitate external linear audio.Between the AUX and Bluetooth,imported NEC high-precision relays are used .CSR64215 Bluetooth program,support APT-X lossless signal reception. The traditional wired transmission is converted to wireless Bluetooth transmission.The module uses the CSR64215 high-fidelity Bluetooth chip.The Bluetooth 4.2 high-speed transmission ensures that the audio data is transmitted to the analog amplifier without loss.In order to achieve wireless HIFI level sound quality.