User's Manual

Long press the MFB while charging until the blue light flashing 3 times.
Technical lndex
Correspond with: Bluetooth V4.1
Support: HSP, HFP, A2DP, AVRCP
Transmitting Power: Class 2
Working Distance : ≤10m
Charging Time: ≤3.5 hours
Talk Time: ≥18 hours
Music Time: ≥16 hours
Standby Time: ≥300 hours
Weight: 67g
Tips:
Wrong way of setting back the wire Press the Earbud Retract Button directly. In this way, the earbuds will hit
the headset aggressively.
Correct way of setting back the wire
In order to prolong the working life of the headset, please setback the wire slowly, and follow the steps shown
below.
1. Hook the wire by your hands.
2. Press the Earbud Retract Button to let the Earbuds setback in your hands.
3. Let go of your curved fingers.
4. Press the Earbud Retract Button to setback the rest of the wire.
Frequency Range: 2.402GHz-2.480GHz