Color Black + White Model BTS-19 Material ABS + silicone Quantity 1 Piece Shade Of Color Black Bluetooth Handsfree Yes Bluetooth Version V3.0 Operating Range 10m Total Power 3 W Channels 2.0 Microphone Yes SNR >75dB Sensitivity 80dB+-2dB Frequency Response 20~20KHz Impedance 4 ohm Applicable Products IPHONE 5IPHONE 4IPHONE 4SIPADIPHONE 5SIPHONE 5C Radio Tuner Yes FM Frequency 87.5~108MHz Built-in Battery Capacity 500 mAh Battery Type Li-ion battery Talk Time 2~3 Hour Standby Time 72 Hour Music Play Time 8~10 Power Supply DC/5V USB Other Features Press the power switch to shift between bluetooth and radio. Packing List 1 x Speaker 1 x USB cable (100cm) 1 x English manual