1.Wireless ：(bluetooth )                                                              2.Power：3W+2W*=5.5W
3.Working Current：500mv
4.S/N：76dB
5.Frequency range：160Hz-16KHz
6.Speaker：40mm*1,4Ω,3W
7.A-IN:：Mini USB stereo                                                                     8.Headphone output：3.5MM standard interface
9.Battery：（3.7v/500mAh)                                                                   10.Color：Orange/Red/Blue/Gray/Black

Newly product：                                                                                       1,it is made of alloyed aluminum and ABS plastic. it is concise and durable, easy to use;  
2, it compatible with the latest bluetooth CSR4.0+EDR standards;
3, TF card supported
4, Support for hands-free calls
5, NFC pairing with Mic
6, Excellent voice quality and bass, the audio transmission distance is up 20 meters; 　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 7, Support iPhone, iPad