Description
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, noise
Specification:
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 5cm
Key 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, long press for 1 second to reject the callSpecial function description:"PLY": Long press for 3 seconds to force enter pairing mode, long press for 6 seconds to clear the pairing list
Package included:
1 x HIFI receiving board
