III. bIcolor InDIcator lamp:
1. Red LED lamp is the charging indicator. It is on when the device is charged, and is off
2. Blue LED lamp is the working state indicator
The microphone is a hidden multi-directional microphone for chatting and phone calls.
W870 Bluetooth Headset.indd 3
when the charging completes.
1) It flashes every 2 seconds in power-on and music states; it flashes twice every 3
seconds during music playing and phone calls.
2) While pairing, the red and blue lamps will flash quickly and alternately.
3) This lamp is off when the device is powered off or runs out of batteries.
W870 Bluetooth Headset User Manual
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