... with iPhone, iPad, cellphones, laptop etc*One button control*With built-in rechargeable battery, for portable use*Compatible with Bluetooth V1. ... 3.7V, 150 mAh*Battery working time: 5 hours*Battery charging time: 2.5 hours*Unit Size: 60X9X25(mm)*Unit Weight: ... charging cable, 3.5mm to 3.5 mm audio converter, user manual micro bluetooth receiver easy pairing with iPhone, iPad, cellphones, laptop