1.Bluetooth version: V4.1
2.Bluetooth distance：10M
3.Sensitivity: 102-105dB S. P. L at 1KHz
4.Frequency response range: 20Hz-20KHz
5.Transmitting power: Class 2
6.Vocalism Principle:Dynamic
7.Charge time: ≤2H
8.Free talk time:6-8H
9.Standby time： ≥ 10days
10.Color:black&red
11.Connectors: USB
12.Battery:Li-on 80mAh
13.Distorstion Rate:≤5%
14.Material: ABS + TPE
15.Comply with ：CE and FCC and Rohs
16.Waterproof level:IPX4
17.Point Of Selling：fast chip,lighter than
lighter,friendly material,CVC noise reduction,Can be connected with 2 mobile phone at the same time,HD Mic,Super bass sound,photographed function
