SD4842P USB-C Dock

SD4842P USB-C Dock

With 73% Recycled Plastic

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SKU: K72359WW
Where to Buy

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Designed for Surface

Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.

Dual Wireless Technology

The ultimate in wireless freedom, allowing you to connect either via Bluetooth® LE that allows you to save a valuable USB port or through a highly reliable 2.4GHz USB nano receiver

TrackballWorks™ Customization

Free downloadable software provides an even more personalized experience, giving you the ability to assign a wide variety of program functions to each of the 4 buttons, as well as adjusting cursor and scrolling speeds

DiamondEye™ Optical Tracking

Movement detection technology provides smooth, precise cursor control so you can get where you want on the screen quickly with less hand movement, improving productivity and efficiency

Scroll Ring and Large Ball

Spin the dial to move up and down web pages or documents with complete ease. The red ball has been specially designed with an absolute spherical, hard surface for precise tracking and control.

Ambidextrous Design

Works equally well for both right-handed and left-handed users to get the most out of their trackball

Detachable Wrist Rest

Soft cushioning cradles the hand and wrist in ergonomic comfort for pain-free productivity during extended periods of activity on the computer

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.

  • Wireless connection via Bluetooth® LE or USB nano receiver
  • TrackballWorks™ software lets you customize all 4 buttons, adjust 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 ball is designed as a perfect sphere to provide exceptional precision
  • Detachable wrist rest supports hand and wrist for ergonomic comfort
  • Ambidextrous design works equally well for both right-handed and left-handed users
  • Auto-sleep helps conserve AA battery life
  • Compatibility with USB receiver: Windows® 10, 8.1, 8, 7 and Mac OS X 10.8 and later
  • Compatibility with Bluetooth 4.0 LE: Windows® 10, 8.1 and Mac OS X 10.8 and later*
  • TrackballWorks compatible with Mac only when using 2.4GHz connection
  • Kensington worked directly with Microsoft to provide professional-level solutions that look as good as they function, so you can work like a pro.
  • Optimized for your Windows 11 Trackball Functions

Product Specifications

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Operating system(s):
Chrome OS, macOS, Windows
Certified For:
Designed for Microsoft Surface
Chrome OS 44 or above, macOS 10.8, macOS 10.9, macOS 10.9 or above, macOS 10.10 or above, macOS X 10.11, macOS 10.13 or above, macOS Sierra 10.12, Windows 7, Windows 7 or above, Windows 8, Windows 8.1, Windows 10, Windows 11
2.4GHz USB Receiver, Bluetooth, Dual USB Receiver & Bluetooth, Wireless
Customizable Buttons, Scrollring
Ambidextrous Design, Auto Wake/Sleep, Wireless USB Receiver Storage
Trackball Diameter (mm):
USB Receiver Size:
Wireless Type:
2.4Ghz, Bluetooth LE
Period of Warranty:
Limited 3-year warranty
Device Compatibility:
Surface Book 1, Surface Book 2, Surface Book 3, Surface Go, Surface Go 2, Surface Go 3, Surface Go 4, Surface Laptop 2, Surface Laptop 3, Surface Laptop 4, Surface Laptop 1 (13"), Surface Laptop 5 (13.5"), Surface Laptop 5 (15"), Surface Laptop 6 (13.5"), Surface Laptop 6 (15"), Surface Laptop Go, Surface Laptop Go 2, Surface Laptop Go 3, Surface Laptop SE, Surface Laptop Studio, Surface Laptop Studio 2, Surface Pro 4, Surface Pro 5, Surface Pro 6, Surface Pro 7, Surface Pro 7+, Surface Pro 8, Surface Pro 9, Surface Pro 10, Surface Pro X, Surface Studio, Surface Studio 2, Surface Studio 2+
Ball Control:
Number of Buttons:
Scroll Type:
Scroll Ring
Size and Fit: