Color Black Model S08 Material Aluminum alloy + ABS Quantity 1 Piece Bluetooth Handsfree Yes Bluetooth Version V3.0 Operating Range 10 Total Power 3 W Channels 2.0 Interface 3.5mmOthersMini USB / TF card slot Microphone Yes Sensitivity 95dB Frequency Response 280Hz~16KHz Impedance 32 ohm Applicable Products IPHONE 5IPHONE 4IPHONE 4SOthersIPHONE 5SIPHONE 5CCellphones w/ bluetooth Radio Tuner Yes FM Frequency 87.5~108MHz Supports Card Type MicroSD (TF) Max Extended Capacity 8GB Built-in Battery Capacity 450 mAh Battery Type Li-ion battery Talk Time 2~3 Hour Standby Time 120 Hour Music Play Time 2~3h Packing List 1 x Speaker 1 x USB cable (59cm) 1 x Audio cable (63cm)