100%Brand New and High Quality
With DC isolated power supply: suitable for conversion audio, amplifier, car Bluetooth increases, the perfect solution to the current total of sound / noise.
It can be connected to two phones (the only way: boot automatically chainback last paired phone, the penultimate pairing the phone will need to manually connect)
With a call feature, CSR8645 low power consumption, the power is turned on, the default maximum volume.
Amp using TI TPA6132, better sound quality
GND and VCC is DC 5V Power supply
OUTL, AGND, OUTR balanced output can be directly connected to headphones, amplifiers, audio and other input devices.
COM for the key public side, the other end keys are connected VOL +, VOL-, PREV, NEXT, PLY
M + and M- are connected to the positive and negative microphone.
Completely solve the amplifier / speaker / Car Bluetooth power common ground current sound. Simple modifications based CSR8645 Bluetooth, 12V / 5V power supply wiring diagram: