mouse
optical mouse
computer keyboard
3D Optical mouse

　 　 　 Advanced optical technology

　 　 　 LED of seven colors lights

　 　 　 System-requirement: Windows 95/98/2000/NT/ME/XP

　 　 　 Interface: PS2 or USB or U+P Combo

　 　 　 Resolution: 800 dpi

　 　 　 Size: LxWxH=
mouse,keyboard,speakers