---
title: Kensington Expert Mouse Wired Trackball
date: 2025-07-01T11:53:55Z
modified: 2026-05-05T16:49:29Z
permalink: "https://tech.co.za/product/kensington-expert-mouse-wired-trackball/"
type: product
status: publish
excerpt: Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.
wpid: 544027
product_brand:
  - Kensington
product_type:
  - simple
product_visibility:
  - featured
  - outofstock
product_cat:
  - Accessories
  - Mice
featured_image: "https://tech.co.za/wp-content/uploads/2025/07/64325a.jpg"
---

Kensington Control It Expert Mouse Optical (trackball) (085896643258)

- TrackballWorks™ lets you customize all 4 buttons, set cursor speed
- DiamondEye™ optical tracking technology for premium cursor control and accuracy
- Award-winning Scroll Ring lets you scan up and down pages with ease
- Large 55mm ball is designed as a perfect sphere to provide exceptional precision
- Detachable wrist rest supports hand and wrist for ergonomic comfort
- Reliable wired USB connection
- Wired 180cm USB cable provides reliability and avoids need for batteries
- PC and Mac® compatible
- Mac® running OS X or later with an available USB Port.\*\* Internet connections or CD ROM drives to install the software.\*\* Compatible with Windows®7, Windows® XP, Windows Vi
- Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.
- Optimised for your Windows 11 trackball needs.
- \*Windows ARM-based computers are currently not supported. Please check back for future updates on compatibility.
- This product is designed to comfortably fit users with average to larger sized hands.

## Product Specifications



| Connection technology: | USB-A |
| --- | --- |
| Operating system(s): | Chrome OS, macOS, Windows |
| Colour: | Black |
| Compatibility: | Chrome OS 44 or above, macOS 10.8, macOS 10.9, macOS 10.10 or above, macOS X 10.11, macOS 10.13 or above, macOS Sierra 10.12, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11 |
| Connectivity: | Wired |
| Controls: | Customizable Buttons, Scrollring |
| DPI: | 400 |
| Features: | Ambidextrous Design, SmartFit™c |
| Sensor: | Optical |
| Trackball Diameter (mm): | 55 |
| Wireless / Wired: | Wired |
| Packaging Type: | Retail |
| Device Compatibility: | Surface Laptop, Surface Laptop 2, Surface Laptop 3, Surface Laptop 4, Surface Laptop 5 (13.5″), Surface Laptop 5 (15″), Surface Laptop 6 (13.5″), Surface Laptop 6 (15″), Surface Laptop 13.8″, Surface Laptop 15″, Surface Laptop Go, Surface Laptop Go 2, Surface Laptop Go 3, Surface Laptop SE, Surface Laptop Studio 2, Surface Pro 4, Surface Pro 5, Surface Pro 6, Surface Pro 7, Surface Pro 7+, Surface Laptop 13″ |
| Ball Control: | Finger-operated |
| Number of Buttons: | 4 |
| Scroll Type: | Scroll Ring |
| Size and Fit: | Ambidextrous |
| More info: | [https://www.kensington.com/en-gb/p/products/control/trackballs/expert-mouse-wired-trackball2/](https://www.kensington.com/en-gb/p/products/control/trackballs/expert-mouse-wired-trackball2/) |