Product Specification :
1.Bluetooth Version: V4.1
2.Chipset:CSR8640
3.Bluetooth Profiles:HSP/ HFP/ AVRCP/A2DP
4.Transmission Distance: ≥10m
5.Talking Time:≥15 H
6.Music Time:≥15 H
7.Charging Time:≤2.5H
8.Standby Time: ≥240H
9.Rechargeable Battery: Li-Polymer Battery3.7V/125mAh*2
10.Frequency Range:20Hz~20KHz
11.Operating Temperature:-30℃~+70℃
12.Speaker size:Φ6mm+6mm
13.Sensitivity:105±3dB
14.Impedance:16Ω
15.Cable length: 22±2CM
16. Neck cable length: 30CM
17. Waterproof: IPX5
Feature:
1.Speaker size: 6mm+6mm(Dual dynamic+ Balanced Armature, total eight drivers )
2.Goertek MEMS Microphone, Clear voice
3.Soft and hard Mic case(Waterproof)
Accessories:
1. a charging cable
2. a pair of small size silicon cap
3. a pair of large size silicon cap
Function:
1.Power on:Press and hold the MFB for 2 seconds
2.Power off:Press and hold the MFB for 3 seconds
3.Play/ pause:Press the MFB once in audio mode
4.Pairing mode:Press and hold the MFB for 5 seconds
5.Answer a call:Press the MFB once
6.End call:While on a call, press the MFB once
7.Reject call:Press and hold the MFB for 2 seconds
8.Volume+/-:Press the volume+/- button once
9.Next/previous:Press and hold the volume+/-button for 2 seconds
10.Answer a second incoming call and put the current call on hold:While on a call, press and hold the MFB for 2 seconds
11.Answer a second incoming call and end the current call:Short press the MFB once
12.Switch between two calls:With two active calls, press and hold the MFB for 2 seconds