Sell 2.0 mini speaker

IT can be connected with notebook/laptop, desktop, mobile phone, Mp3/Mp4 player, through USB line and 3.5 inch audio cable. Wihe the world's most advanced Class-D Digital Power Amplifier, speakers are able to perform high effiency, low distortion-rate, and detailed sound. With small and elegant case design, it is easy for carrying. USB supply. Input power: USB DC5V Output(RMS): 3Wx2 Driver unit: 2"x2.4Ω Frequency response: 90Hz-20kHz Separation: >=95db TDH+N: =0.2% Input: 3.5mm stereo