Bluetooth speaker With Handle, With Super Bass, HIFI effect Stereo Handy and Desktop Design Play music wirelessly Through Bluetooth System, compliance With Smart Phone computers, laptops tablet PC with Bluetooth Fanatic Plug in the enclosed audio cable Audio in function Pick up /hang off, or talk loud hands - freely, when the connected mobile phone has a call coming in , Play music via TF card & U disk inserted read sound file . Specifications: Working Range: lup to 10m Working : Time: 4 HOURS Loud speaker Output: 3w*2 Frequency Reponses: 280Hz-16khz Singal -to-Noise: 95db Distortion: %5 Battery Charging Voltage: 5v+0.3 Battery Voltage/Capacity: 1200 mAh Battery Charging time: 2 Hours"