Brand N/A Quantity 1 Color Black Bluetooth Version V2.0 Operating Range 10 meter Compatibility Digital products w/ bluetooth such as Iphone Ipad cellphones Microphone No Radio FM Radio Supports Music Format MP3 Power Supply Built-in battery Built-in Battery Capacity 300mAh Compatible With Iphone bluetooth cellphones Other Features Transmission rate: 2.4GHz; FM range: 87.59092 102.0; FM distance: 5~10m; Noise ratio: 82dB; Distortion: 0.3%; Frequency response: 82~120Hz; Interface: mini USB port 3.5mm jack; Standby time: 6 months; Playing time: 5~8 hours; Charging time: 3 hours; Charging voltage; DC 5V; Wireless easy to operate; Small and portable Packing List 1 x Receiver 1 x Audio cable (30cm) 1 x USB cable (19cm)