Feature
*
3D ergonomic
ball mouse makes for easy use
*
800DPI
optical high resolution
*
Special
dust-proof design can decrease the absorption of
dust and exempt from the trouble of cleaning.
*
PS/2,
USB, UP Combo ports available
*
Compatible
with Windows? 98/ Me/2000/XP/OS
*
Approvals:
CE, FCC, BMSI