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
ProtoArc EM06
An ambidextrous finger trackball with a 55mm center ball and seven programmable buttons, configured through a browser and offering 2.4G, Bluetooth and USB-C connections.
Key specs auto-matched against source pages · Last verified: 2026-10-17
~$89.99
Where to buy
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Pros
- Symmetrical ambidextrous shape with integrated wrist rest
- All 7 buttons remappable via browser, no software install
- Stores up to 4 profiles on the device
- Supports 2.4G, Bluetooth and USB-C wired
Cons
- Configuration tool requires USB-C connection and supports only Windows and macOS
- Maximum DPI is 1600
- Listed as sold out on the official page
Specs
| Handedness | Ambidextrous |
|---|---|
| Ball size | 55 mm |
| Ball position | Center |
| Buttons | 7 |
| Scroll | Ball |
| Weight | — |
| Connectivity | USB, Bluetooth, USB receiver |
| OS | windows, macos |
| Released | — |
Sources
AD · detail-mid
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