Color White Model S12 Material Aluminum alloy + plastic Quantity 1 Piece Bluetooth Handsfree Yes Bluetooth Version V3.0 Operating Range 10M Total Power 3 W Channels 2.0 Interface 3.5mmOthersMini USB / TF card slot Microphone Yes SNR 95dB Frequency Response 280Hz~16KHz Impedance 4 ohm Applicable Products OthersIphone Ipad Samsung and HTC Radio Tuner Yes FM Frequency FM Radio (87.5~108MHz) Supports Card Type MicroSD (TF) Max Extended Capacity 32GB Built-in Battery Capacity 500 mAh Battery Type Li-ion battery Talk Time 10 Hour Standby Time 10 Hour Music Play Time 350 Packing List 1 x Bluetooth wireless speaker 1 x USB cable (48cm)