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
ELECOM DEFT M-DT2DRBK
ELECOM's DEFT is a wireless index-finger trackball with a roughly 34 mm ball, 8 buttons and a tilt wheel, connecting through a 2.4GHz receiver.
Key specs auto-matched against source pages · Last verified: 2026-10-17
~¥13,299
Where to buy
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Pros
- 8 buttons, remappable with ELECOM Mouse Assistant
- Two-step 750/1500 count speed switch
- Ball can be removed through a hole on the underside for cleaning
- Receiver can be stored inside the body
Cons
- 2.4GHz receiver only; no Bluetooth listed
- Right-handed design, classed as a large size
- Warranty is only 6 months
Specs
| Handedness | Right |
|---|---|
| Ball size | 34 mm |
| Ball position | Finger |
| Buttons | 8 |
| Scroll | Wheel |
| Weight | 112 g |
| Connectivity | USB receiver |
| OS | windows, macos |
| Released | — |
AD · detail-mid
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