... lite 10.1Network:WIFI802.11b/g External 3GPhone call function::GSM SIM card talk/ SMS,3Gmodel(optional),SKYPE MP3: MP3,WMA ... on-line VideoPhoto:JPG,BMP,PNG,GIFI/O : 1*USB2.0 1*miniUSB 1*3.5mm earphone Jack 1*TF Card ... 3.5 hours Video Playing,5hours Music Playing,Web Browsing 2.5hours 7 inch,cellphone,tablet pc,laptop computer,skype call