TrackballsKensington Expert Mouse Wired Trackball K64325
A wired USB symmetrical trackball with a 55 mm ball, a scroll ring and 4 buttons, supplied with a detachable wrist rest.
~$87.65
Adesso iMouse T40
A wireless 2.4 GHz trackball with a claw-grip body and a large fingertip-operated ball, offering fully programmable buttons and five DPI levels from 400 to 4800.
Some specs could not be matched to a source · Last verified: 2026-10-17
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Where to buy
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Pros
- Every button can be remapped with the programmable driver
- Five DPI levels from 400 to 4800
- Ball pushes out from the back for easy cleaning
- 2.4 GHz wireless with up to 30 ft range
Cons
- Wireless only via a 2.4 GHz receiver; no Bluetooth mentioned
- Ball size, button count and OS support are not stated on the available pages
Specs
| Handedness | Right |
|---|---|
| Ball size | — |
| Ball position | Finger |
| Buttons | — |
| Scroll | Wheel |
| Weight | — |
| Connectivity | USB receiver |
| OS | windows |
| Released | — |
Sources
AD · detail-mid
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