Kensington Orbit Optical Trackball specs

General

• Device Type Trackball
• Width 5 in
• Depth 5.8 in
• Height 2 in

Input Device

• Connectivity Technology Wired
• Interface PS/2 ,
  USB
• Movement Detection Technology Optical
• Buttons Qty 2

Expansion / Connectivity

• Interfaces 1 x Mouse - Generic - 6 pin mini-DIN (PS/2 style),
  1 x Mouse - USB - 4 pin USB Type A

Miscellaneous

• Cables Included 1 x Serial cable - 6 ft
• Microsoft Certifications Compatible with Windows 7

Power

• Type None

Software / System Requirements

• Software Included Drivers & Utilities
• OS Required Microsoft Windows Millennium Edition,
  Microsoft Windows 95/98,
  Microsoft Windows NT,
  Microsoft Windows 2000 / XP,
  Apple MacOS X 10.1.5 or later

Manufacturer Warranty

• Service & Support 5 years warranty
• Service & Support Details Limited warranty - 5 years