- AUX and audio antenna
- ON/OFF
- Battery charging DC-5V
- TF card playback
- U disk playback and intelligent mobile charging interface
- A short click for the last song, long press to reduce the volume
- Short press : Play/pause
- A short click for the next song , long press to increase the volume
- Short press: BT/USB/AUX modes switch
- Version:V5.0+EDR
- Distance : <=10m
- Uotput power: 5W*1
- Internal magnetic hom : 1Ohm 5W
- Battery capacity: 1800mAh
- Battery life : 3.5-5 hours
- Signal to noise ratio: >=80dB
- Working voltage : DC 5V
- Size : 157*157*114mm
