FEATURE:
1. Noise Cancellation
2. Head band are flexible and foldable
3. Built- in mic for calling
4. Compatible with most smart Bluetooth devices
SPECIFICATION:
1. Bluetooth specification: CSR V4.1
2. Bluetooth communication Protocol: Support A2DP , AVRCP , HFP
3. Speaker Unit:Ø40mm,150mw,50Hz-20KHz
4. Speaker Sensitivity:122dB/mwat1KHz
5. Impedance:32Ω
6. Frenquency Range:2.402GHZ-2.480GHZ
7. Bluetooth Communication Range：20M
7. Built-in rechargeable 400mAh battery
8. Talk time:up to 15 hours ,>10 hours (BT+ANC)
9. Noise Decrease Ability : 22dB
10.Color:Silver,Black
