Brand N/A Model BL-205 Quantity 1 Color White + silver + blue Bluetooth Version Bluetooth v3.0 Operating Range 10 meter Compatibility Compatible with Bluetooth v2.1 Microphone Yes Channels 1 Total Power 3W Impedance 6ohm Radio N/A Power Supply Built-in Battery Built-in Battery Capacity 3.7V 400mAh Compatible With Ipad Signal to Noise Ratio(SNR) 95dB +/-2dB Other Features One-button design one-button talking without any keys; With charging indicator: Blue (Bluetooth mode on) red (External audio input); Can play 3~5 hours Packing List 1 x Speaker 1 x USB cable (67cm)1 x Audio cable (66cm)1 x Chinese / English user manual