DC 12V/5V CSR8645 APT-X Lossless Music Hifi 4.0 Receiver Board Amplifier Module for Audio Car Amplifier Speaker

 color : dc 12v isolated,dc 5v isolated,no dc isolated

 Desciption : 
Description:DC 12V/5V CSR8645 APT-X Amplifier Module Lossless Music Hifi Bluetooth-compatible 4.0 Receiver Board Module for Audio Car Amplifier Speaker
We have two type of this product:
First type: No DC isolated power supply: suitable for lithium battery-powered, making Bluetooth-compatible headset.
 
Second type: DC isolated 5V/12V power supply: suitable for modified speakers, amplifier, car to increase the Bluetooth-compatible function, the perfect solution to the total current sound, noise
 
Note: Please keep the length of the key connection line within 5cm.
Amplifier board size: 3.3x3.6CM
(Note: After the product is upgraded, the size of the power amplifier board is changed from the previous 2.9x2.9CM to: 3.3x3.6CM)
Can be connected at the same time two mobile phones (the only way: boot automatically back to the chain of the final match the phone, the penultimate pair of mobile phone to be manually connected)
 
With call function, CSR8645 low power consumption, power on the boot, the default volume of the largest
 
Using TI amp TPA6132, better sound quality
 
GND and BAT are powered by a 3.7V lithium battery
 
GND and VCC are 5V or 12 power supply, according to DC isolation selection
 
OUTL, AGND, OUTR for the balanced output, can be directly connected headphones, amplifiers, audio and other input devices
 
COM is the common side of the key, the other end of the key are then VOL +, VOL-, PREV, NEXT, PLY
 
M + and M- is the positive and negative of the microphone