Brand KUBEI Model 298 Quantity 1 Color Black Bluetooth Version Bluetooth v3.0 Operating Range 10 meter Compatibility V2.1 / V2.0 Microphone No Channels 2 Total Power 1 x 3W Impedance 4ohm Signal to Noise Ratio(SNR) 80dB Sensitivity 80dB+/-2dB Radio FM radio Supports Music Format MP3 Built-in Battery Capacity 800mAh Compatible With Iphone series and Android series Other Features Wireless; Can talk hands-free by connecting to bluetooth or connecting on car; Built-in anti-noise microphone clear; Supports FM radio and TF card Packing List 1 x Speaker 1 x Chinese / English user manual 1 x USB cable (31cm) 1 x Audio cable (34cm)