... 100*85mm 3).1 year warranty 2.0 mini portable speaker for your notebook ,computer ,mp3,mp4,computer,laptop ,OME color Specification 1.RMS ... Ohms4.Impute:3.5mm Stereo5.Power supply:USB 5V6.IC:2*8002 Function 1.Mini speaker,good qualiy,fashion,portable. 2.Universal 3 ... .5mm audio interface. 3.Support for multimedia players.4.USB power, ...