2)DPI Resolution: 1000-1200DPI

3)Interface: USB PS/2 U+P

4)Buttons: 3D(Left,Right,Scroller)

5)Key-pressing Lifetime: 5,000,000 times

6)Length of Cable: 1M

8)Plug & Play: Yes

9)Color: Multi-color

10)Application: Desktop / Laptop

11)Hand Orientation: Both hands

12)Zoom: Zoom in and zoom out function

13)Special Function: Automatically power saving sleeping function

14)Usage: Business office or home using or promotions

15)Compatible System: Windows 98/ME/NT/2000/2003/XP, Vista, Win7/8, MAC

16)Design: Ergonomic design, precision movement on multiple surfaces except glass