User's Manual

signaltonoiseratioS/N:≥80dB
FrequencyRange:160Hz‐20KHz
DistortionTHD:≤1%
speakerunit:outerdiameter52mm,innermagnet,4ohms,6W
Ratedvoltage:3.7VDC
Battery:built‐inlithiumbattery,3.7V/2000mA
Chargevoltage:5V±0.25V
Chargingtime:3‐4hours

Handsfree,volume,skip
tracksoperations:

1)  Microphone 
2) Poweron/off
3) Shortpressforvolumedown,longpressforprevioussong
4) Play/pause/handsfree
5) Shortpressforvolumeup,longpressfornextsong
6) LEDindicator
7) MicroUSBforcharging
8) Aux‐injack
Remark:longpress+and–together,disconnected
bluetooth
Note:
1.Under Bluetooth mode when the3.5mm audio plug is inserted in,the speaker will switch to
lineinstatusautomatically;