Color White + Brown + Multi-Colored Material Iron + ABS Quantity 1 Piece Shade Of Color Brown Bluetooth Handsfree Yes Bluetooth Version V2.1 Operating Range 10m Total Power 3 W Channels 2.0 Interface 3.5mmOthersMini USB Microphone Yes SNR >=95dB Sensitivity Frequency Response 60Hz~18KHz Impedance 2.6 ohm Applicable Products OthersAll devices w/ bluetooth Radio Tuner No FM Frequency 87.5MHz~108MHz Supports Card Type MicroSD (TF) Max Extended Capacity 32GB Built-in Battery Capacity 500 mAh Battery Type Li-polymer battery Talk Time 4 Hour Standby Time 10 Hour Music Play Time 4 Plug Specifications USB Power Supply 5V Other Features Built-in 3.5mm audio jack convenient to connect to PC / MP3 / MP4 and cellphone etc.; Volume is adjustable; With light after powered on. Packing List 1 x Speaker 1 x Charging cable (52cm) 1 x English user manual