QCC3005 Lossless Bluetooth Music HIFI Receiving Board APTXLL Audio Car Bluetooth 5.0 Receiving Board

Description Type 1 No DC isolated power supply suitable for lithium battery powered making Bluetooth headset Type 2 DC isolated 5V power supply suitable for modified speakers amplifier car Bluetooth perfect solution to common ground current sound noiseType 3 DC isolated 12V power supply suitable for modified speakers amplifier car Bluetooth perfect solution to common ground current sound noiseSpecification Size 3 6 x 3 3CMNo DC isolation power supply suitable for lithium battery power supply used to modify Bluetooth Compatible headsetsWith DC isolation power supply suitable for refitting speakers power amplifiers and vehicles to add Bluetooth Compatible function to solve common ground current sound and noiseWith call Qualcomms Bluetooth V5 0 APTXLL power on the default volume is the largestUsing TI amp TPA6132 the sound quality is betterL G R are single ended output which can be connected to input devices such as earphones power amplifiers audio etc M and M are the positive and negative poles of the microphoneCOM is the common end of the button the other end of the button is connected to VOL VOL PREV NEXT PLY and the button line is within 5cmKey Description VOL Short press to increase the volume long press to increase the volume VOL Short press to decrease the volume long press to decrease the volume continuously NEXT Short press a song PREV Short press the previous song PLY Short press to play pause answer hang up lon