◆impoted optical super CMOS
◆double USB port and major one with PS/2 port
◆standard USB2.0 port. plug -and-play,wich is very convenient
◆compatible with all kinds of windows system
◆80DPI switch freely from 800-1200-1600
◆silicon pad around mouse design and tiredless for long time operating
◆ergonomically designed and cool handtouch