Adesso AKB-310UB - Mini Trackball USB Keyboard, Black KS230KITV2 4Ghz reliability and performance and

4Ghz reliability and performance and is small enough to plug in once and stay connected

Mono-out header with amp IC

and the premium coil spring supports displays up to 13

plus 4 surge suppression-only outlets for accessories not requiring battery support

Adesso AKB-310UB - Mini Trackball USB Keyboard, Black KS230KITV2 4Ghz reliability and performance andThe Adesso Mini Trackball Keyboard provides you with optimum control of your computer without the need of a mouse. The integrated trackball and mouse buttons provide you with everything you need to navigate your screen quickly and efficiently. The keyboards trackball delivers superior precision and smooth motion with no maintenance or cleaning required. This 11. 75in Adesso Mini Trackball Keyboard is perfect for compact spaces like small office