Model TS-BT35A002 Quantity 1 Color White Bluetooth Version v2.0 Operating Range 10 meter Compatibility 3.5mm audio jack Microphone No Radio N/A Power Supply 5V Built-in Battery Capacity 250mAh Other Features Charging time: 3 hours working hours: 3~4 hours; Easy to use by connecting audio input cable to change the common sound-box to Bluetooth sound-box; Support digital products using Bluetooth such as Ipad Iphone Bluetooth cell phone Bluetooth PC; 3.5mm standard cable output; Portable to carry; Enjoy the convenience of having your music source in the palm of your hand and listening to it through you home stereo Packing List 1 x Receiver 1 x Charging cable (60cm)