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
4. Speaker Sensitivity:122dB/mwat1KHz
5. Impedance:32Ω
6. Frenquency Range:2.402GHZ-2.480GHZ
7. Bluetooth Communication Range：20M
7. Built-in rechargeable 300mAh battery
8. Talk time:up to 10 hours 50Hz-20Hz
9. Mic Sensitivity : -58dB
10.Color:Silver,Black,White,Blue
