Kensington Expert Trackball Mouse (K64325), Black Silver, 5"W x 5-3/4"D x 2-1/2"H
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
The Expert Mouse Wired Trackball is the ultimate productivity enhancer that makes working at the desk quicker, more accurate and extremely comfortable for your hand and wrist. Featuring DiamondEye technology, the trackball uses optical tracking to precisely follow small flecks embedded in the large 55mm ball to provide smooth, accurate cursor control. The four buttons are customizable using our highly intuitive KensingtonWorks software, while our award winning Scroll Ring lets you quickly scan up and down web pages and large documents. Add it all up and you get exceptional comfort and…
SpecPicks Verdict
SpecPicks classifies Kensington Expert Trackball Mouse (K64325), Black Silver, 5"W x… as a solid pick with broad community endorsement in the keyboards & mice category, based on 4,435 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for keyboards & mice of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Solid 4.3★ customer rating
- ✓ Large, well-vetted feedback pool (4,435 reviews)
- ✓ Wired USB-A connection for reliable connectivity
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Large 55mm ball design and Diamond Eye optical tracking for precise cursor control; Patented scroll ring lets you scan up and down pages with ease
- Detachable, ergonomic wrist rest supports hand and wrist for improved comfort; Ambidextrous design
- Customizable 4-button design, scroll speed and cursor speed via *KensingtonKonnect software. *Windows ARM-based computers are currently not supported. Please check back for future updates on compatibility
- ChromeOS user can get HID functions for a trackball but will not be able to customize their device through KensingtonKonnect.
- Wired USB-A connection for reliable connectivity
Full Specifications
| Brand | Kensington |
|---|---|
| Color | Black Silver |
| Range | feet |
| Finish | Matte |
| Pattern | Mouse |
| Model Name | K64325 |
| Style Name | Wired |
| Unit Count | 1.0 Count |
| Connectivity | USB |
| Model Number | 64325 |
| Power Source | Corded Electric |
| Built-In Media | Detachable Wrist Rest, Kensington Trackball 4-Button Usb Expert Mouse |
| Button Quantity | 3 |
| Connection Type | Wired |
Ready to buy?
Kensington Expert Trackball Mouse (K64325), Black Silver, 5"W x 5-3/4"D x 2-1/2"H is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
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