Main Features:
Off-table use, without the table support
Plug and play, don’t need install any driver
Also can be used on the table as same as optical mouse
100%new brand; Ergonomic Design
Can be operated in various ways, avoiding harm to palm joint or muscle

Basic parameters:
Resolution: table 1200dpi, trackball 1600dpi
Effective distance:within 10M
Working Frequency:2.4GHz
Interface:PS/2 or USB connecter
Compatible with Windows95/98/2000/ME/XP, Windows NT, vista and so on.

Color: Black and White
Product size: 12*6*4cm
Distance Effective: 10M
Package: gift box or blister box, 50pcs/CTN N.W.: 8.2kg G.W.: 8.50kg
Carton size: 54cm*45cm*30cm