Style:Ear Hook Wireless Headset;
Color:Black / Black Gold / Black Gray / Black Red;
Sensitivity:123db±3db;
Frequency Range:20-20000HZ;
Noise Cancelling:CVC 6.0 DSP;
Connectors:Bluetooth 4.1 ;
Support Format:MP3,MP4, WMA WAV;
Impedance:32Ω ohms;
Music time:About 6-8hours;
Battery:60mAH;