A4Tech X-750BF Black-Grey USB+PS/2

Design: For right hand
Description: Connection interface: PS/2, USB Type A, design: right-handed, operating principle: optical laser, number of keys: 7, optical sensor resolution: 2500 dpi
Additional Information: Resolution switch 600/800/1200/1600/2000/2500 dpi
Type: Mouse
Connection type: Wired
Principle of operation: Optical laser
Connection interface: PS/2, USB Type A
Number of keys: 7
Built-in Options: Scroll wheel
Number of programmable keys: 5
Optical sensor resolution: 2500 dpi