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
Kensington Orbit Optical Trackball K64327JP
A wired USB ambidextrous trackball from Kensington with a 40mm ball and two buttons; it has no scroll wheel.
Key specs auto-matched against source pages · Last verified: 2026-10-17
~¥3,531
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Pros
- Ambidextrous design suits right- and left-handed users
- Compact footprint uses less desk space than a mouse
- TrackballWorks software customizes buttons and cursor speed
- Plug and play over wired USB
Cons
- Only two buttons and no dedicated scrolling control
- Wired only, no wireless option
- Designed for average to larger hands
Specs
| Handedness | Ambidextrous |
|---|---|
| Ball size | 40 mm |
| Ball position | Center |
| Buttons | 2 |
| Scroll | None |
| Weight | — |
| Connectivity | USB |
| OS | windows, macos, chromeos |
| Released | 2021 |
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