Color Silver Model SS-S10 Material Aluminum alloy + plastic Quantity 1 Piece Bluetooth Handsfree Yes Bluetooth Version V2.1 Operating Range 10 meters Total Power 3 W Channels 2.0 Interface OthersMINI USB Microphone Yes SNR 90db Sensitivity 0.5% Frequency Response 150Hz~18KHz Impedance 4 ohm Applicable Products Others Radio Tuner No 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 350 Hour Music Play Time 10 Packing List 1 x Bluetooth speaker 1 x Data cable (48cm)