1.Diagonal: 1.5 inch CSTN screen (JianRong Solution ) 2.Resolution: 128 × 128 3.Built-in memory: 8Mb 4.Picture formats:  JPG,BMP 5.Buttons: Menu. UP and Down three buttons  6.Play mode: manual or automatic play 7.With Time and calendar functions 8.Rechargeable Lithium battery with 8--10 hours playtime 9.Power supply: built-in 3.7V lithium battery or USB 5V supply 10.120 seconds  auto shut off 11.Interface : USB 2.0 12.Operation system:  win 2000 / XP  13.Colors : Blue, Pink, Black, Silver,White,Purple and so on. 14.Accessories: USB cable, key buckle, instruction manual, clamshell and White box etc