1.Diagonal: 1.5 inch CSTN screen
2.Resolution: 128 × 128
3.Picture formats: JPG,BMP
4.Buttons: Menu. UP and Down three buttons
5.Play mode: manual or automatic play
6.With Time and calendar functions
7.Rechargeable Lithium battery
8.Power supply: built-in 3.7V lithium battery or USB 5V supply
9.120 seconds auto shut off
10.Interface : USB 2.0
11.Operation system: win 2000 / XP
12.Colors : Red, Blue, Purple, Black, Silver-white
13.Accessories: USB cable, key buckle, instruction manual, color box etc (With stainless steel back)