... 3.Light weight and long play time 4.Size:207*135*15mm 1.Functions:Size:20.7*13.5*1.5CM ... :supported rotating pictures by 0,90,270 degrees.browse history*E-book reader/book mark*Supported calender,date,time*Sound:normal ... audio output,6-7 hours for video output,12hours for e-book reader,about3500pages. *Languages supported:simplified Chinese,English,Chinese traditional ...