Kensington Orbit Wired Trackball Black

Get clicking and scrolling fast with Kensington’s Orbit Trackball. The blue 40mm ball has been specially designed with an absolute spherical, hard surface for precise tracking and control while the award-winning Scroll Ring lets you scan up and down pages with ease. Optical tracking technology provides precise cursor movement for superior accuracy, improving productivity and efficiency. Soft cushioning cradles the hand and wrist in ergonomic comfort. Free downloadable software lets you assign a wide variety of program functions to each of the 2 buttons, as well as adjusting cursor and scrolling speeds.Wired trackball with scroll ringPlug-and-play connectivity via USBOptical tracking for superior cursor control and accuracyErgonomic design with detachable wrist restSuitable for right- and left-handed usersPC and Mac compatible