1. TFT screen size: 2.4";
2. Resolution: 320*240; 
3. Picture formats: JPG,BMP,Video format: AVI,AMV,MP4,3GP;
4. Made of : greeting card + TFT screen + PCB board(including USB port & macgent switch)+speaker+battery+USB cable
5. Memory capacities: 128mb to 4gb for option;
6. (Option)Functional button: on/off (instead of macgent switch), volume-/+, play/pause,prev/next,forward/backward,video one, video two.....
7. Size of the card(outer): A4, A5, A6, 180*130mm, 90*55mm, or customized;
8. Re-chargeable Lithium battery, 500mah~1200mah for option;
9. Power supply: built-in rechargeable 3.7V lithium battery or USB 5V supply 
10. With USB cable for recharge and upload video
11. Interface : mini-USB 
12. Operation system: XP / Vista /Windows 7/Mac. and so on 
13. Functions: Open the card, enclosed video shall play, Folded, the playing stops