Logitech Trackman Marble Mouse, Four-Button, Programmable, Dark Gray
Brand new in the original sealed retail box!
- Optical Sensor technology
- Sensor Resolution: 300
- Interface: USB / PS2
- Number of buttons: 4
- Supported OS: Windows Vista, Windows 7, Windows 8, Windows 10, Mac OS X 10.5 or later, Chrome OS
Superior comfort for either hand
Right handed? Left handed? Either way, TrackMan Marble keeps
your hand comfortable and supported day and night, no matter how long
you’re at the computer.
Smooth control at your fingertips
With a large fingertip-controlled trackball, you can move the
cursor quickly, smoothly and accurately—without moving your hand or
wrist. TrackMan Marble stays in one place so you can stay comfortably in
High reliability and performance
Logitech makes more trackballs than anyone in the world. You can
buy TrackMan Marble with the confidence of knowing you’re getting
proven performance, quality and reliability.
Fingertip-based control helps reduce hand and wrist fatigue
Exceptional comfort for long hours at the computer
Forward/back buttons for fast web surfing
Patented Marble optical technology for smooth tracking