High-precision trackball features a comfortable thumb-controlled design that is ideal for extended right-handed or left-handed use. Large trackball improves control while reducing hand and wrist motion. Fingertip control allows fast, accurate cursor movement. Marble optical technology delivers smooth, ultra-precise tracking. Customize buttons with included MouseWare software. WebWheel software optimizes Web browsing. PC and Mac compatible Trackman Wheel includes a USB to PS/2 adapter.
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