Computer peripherals mouse,keyboard,USB HUB,Speaker,Cable,headphone

a. Wireless optical mouse
b. Systems compatibility: IBM PC and Win95/98/Me/2000/xp
c. No need driver
d. Easily get online to send and get your email
e. Buttons life over 1,000,000 times
f. USB connector
g. High speed: 800dpi
h. Automatically sleeping and manpower taking off dual functions. The battery life be prolonged
i. It has 256ID codes. There is no interference even many mice being used at the same time
j. Works on any surface except glass
k. Freely 360-degree use within 1.5 radius