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
Nakabayashi Digio2 Q MUS-TBLF134
A compact five-button thumb-operated trackball with a 34 mm ball that connects over Bluetooth 3.0.
Key specs auto-matched against source pages · Last verified: 2026-10-17
~¥5,910
Where to buy
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Pros
- Small for a thumb trackball and easy to carry
- Bluetooth leaves USB ports free
- Forward/back buttons for browsing
- Ball comes out easily for cleaning
Cons
- Reviewers with large hands report a poor fit
- Bluetooth 3.0 is the only connection option
- Some reviews report erratic ball tracking or sensor failure
Specs
| Handedness | Right |
|---|---|
| Ball size | 34 mm |
| Ball position | Thumb |
| Buttons | 5 |
| Scroll | Wheel |
| Weight | 106 g |
| Connectivity | Bluetooth |
| OS | windows |
| Released | 2017 |
Sources
AD · detail-mid
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