User Manual

2.3 When a call comes in, to reject a call, long press S4 button about 1 second
2.4 Long press S3 button to decrease the volume, long press S1 button to increase the volume.
2.5 To end a call, press S4 button once
Ⅵ.Play music
*The mobile phone should support the Bluetooth A2DP profile
1．For next song, press S1 button once
2．For pervious song, press S3 button once
3．For play or pause, press S2 button once.
4. Long press S3 button, decrease the volume; long press S1 button, increases the volume.
5. Press S1, end up a call or the counterpart who ends the call. After ending the call, music will resume
automatically.
Ⅶ.LINE IN
If there ant’t any Bluetooth device to pair with or the battery power depletion. Use a LINE IN cable plug
into a 3.5mm audio jack, the Bluetooth headset will work as a wired one.
Ⅷ.Low battery indication – Switch off automatically
When there is sensed with battery power lower than 3.3V, the red light of headset flashes twice at every 10
seconds, the headset emits a twice “beep” sound. If the power is lower than 3.3V, it should shut down
automatically; please recharge the power.
Ⅸ.Package Contains
1. BM 880 Bluetooth headset 1 pc
2. USB charging cable 1pc
3. Operations manual 1pc
Ⅹ.The product maintenance
— Using unoriginal accessories may cause performance degradation, personal injury, an electrical short
circuit and warranty failure
.
— Disassemble the product can damage it and void your warranty.
— Do not place the headset in dusty environment.
— Use a clean, soft, dry cloth to clean your headset.
— Folds the product and loads in the sack to preserve.
— Keep children away from the headset.
— Avoid using the headset in extreme temperatures.
Battery maintenance
— Please send to the qualified repair center to remove or replace the battery.
— Use properly the headset, the life of rechargeable battery can be extended.
— Rechargeable battery works at the temperature of 10 ℃ to 45 ℃.
— Battery capacity can be fully utilized at room
temperature environment.
— In outdoor conditions, battery capacity may decreases.
— If you does not use the headset for a long time, please charge the battery at least once at two months.