... Voltage: 5v Support:TFcard , Mobile card,mp3,wma player FM radio More Colors available New design mini digital speaker/stereo/sound ... receive CD,DVD,MP3,MP4,MP5, computer stereo connectedWith FM radio (FM87.5—108.0MHZ ) Key functions that: Pls see instruction1 ... ,4 0h msBatteryLi-ion 3.7v,600MAH1.Play Mp3 format music from USB TF.2.Press mode key the controlpanel,canshift ...