Features1.This amplifier board upgraded with knob switch, knob can be used as power switch and adjust the volume;
2. Using QCC3034 chip, support SBC, AAC, APTX, APTXLL, APTXHD;
3. Bluetooth and AUX coexistence, low power consumption, power on and off, the default volume is maximum;
4. Support Android APP to modify Bluetooth name (support Chinese), pairing password;
5. Adjustable EQ, support APP to adjust EQ.
Specification
Bluetooth chip: QCC3034
Bluetooth version: 5.1
Power supply voltage: 7-15V (12V3A when the output maximum power 2x15W)
Power: 2x4/8Ω10W/15W, can be customized external IPEX generation antenna
Amplifier board size: 7.9x4.5CM
Fixed hole distance: 7.4x4CM
VCC, GND: power supply pin with reverse connection protection
QCC3034 supports SBC, AAC, APTX, APTXLL and APTXHD.
AUX input, knob volume, low power consumption, power on and off, default volume maximum
Support Android APP to modify Bluetooth name (support Chinese), pairing password, customize EQ in DSP.
Support app to adjust EQ
Bluetooth name: QCC3034E
Key Description:
"KCOM": key public end
"VOL+": short press volume up, long press continuous volume up
"VOL-": short press volume down, long press continuous volume down
"NEXT": short press the next song
"PREV": short press the previous song
"PLAY": short press to play/pause/answer/hang up, long press for 1 second to reject call.
Special function description:
"PLAY": long press for 3 seconds to enter pairing mode, long press for 6 seconds to clear the pairing list
"PLAY "+"VOL+": press and hold for 1 second to enter TWS search mode.
"PLAY "+"VOL-": press and hold simultaneously for 1 second to enter the searched TWS mode.
"VOL+"+"VOL-": press and hold simultaneously for 1 second to disconnect TWS.
List
1 x Amplifier Board