Kensington ValuOptical Travel Silver-Black USB+PS/2

Design: For left hand, for right hand
Description: Connection interface: PS/2, USB Type A, design: left-handed, right-handed, operating principle: optical LED
Additional Information: Panels with soft rubber trim
Type: Compact mouse
Connection type: Wired
Principle of operation: Optical LED
Connection interface: PS/2, USB Type A
Built-in Options: Scroll wheel
Number of programmable keys: 3