Kensington Expert Mouse® Wireless Trackball

The Expert Mouse Wireless Trackball gives you the freedom to be hyper-productive without being limited by a USB cable. The trackball can be paired through Bluetooth® 4.0 LE to save a valuable USB port, or connected via USB nano receiver. TrackballWorks™ software offers incredible customization, and optical tracking technology offers smooth, precise cursor control. Plus, our award-winning Scroll Ring lets you quickly scan up and down web pages or long documents. Add it all up and you get exceptional comfort and ease-of-use from the brand that has set the industry standard in trackballs for more than 30 years.<br><br>Wireless connection via Bluetooth® LE or USB nano receiver<br>Compatibility with Bluetooth 4.0 LE: Windows® 10, 8.1 and Mac OS X 10.8 and later*<br>TrackballWorks compatible with Mac only when using 2.4GHz connection<br>Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.<br>Optimized for your Windows 11 Trackball Functions<br>TrackballWorks™ software lets you customize all 4 buttons, adjust cursor speed<br>DiamondEye™ optical tracking technology for premium cursor control and accuracy<br>Award-winning Scroll Ring lets you scan up and down pages with ease<br>Large ball is designed as a perfect sphere to provide exceptional precision<br>Detachable wrist rest supports hand and wrist for ergonomic comfort<br>Ambidextrous design works equally well for both right-handed and left-handed users<br>Auto-sleep helps conserve AA battery life<br>Compatibility with USB receiver: Windows® 10, 8.1, 8, 7 and Mac OS X 10.8 and laterKensington Expert Mouse® Wireless Trackball. Form factor: Ambidextrous. Movement detection technology: Trackball, Device interface: RF Wireless + Bluetooth, Movement resolution: 400 DPI, Buttons type: Pressed buttons, Buttons quantity: 4, Scroll type: Ring. Power source: Batteries. Product colour: Black