Orbit wireless trackball with scroll ring

Description: The Kensington trackball legacy continues with the Orbit Wireless Trackball with Scroll Ring. This trackball features a patented scroll ring that allows you to scroll up and down pages with ease, customisable buttons, dual wireless connectivity (2.4 GHz, Bluetooth 3.0 and LE) with 128-bit AES government-grade encryption security, four DPI settings (400, 800, 1,200, or 1,600) to easily adjust the cursor speed to fit your needs, a detachable wrist rest, ambidextrous design and plug-and-play ease for Mac or PC. Features include: Wireless 2.4 GHz and Bluetooth (3.0 and LE) connectivity 128-bit AES encryption Scroll ring with medium (40mm) ball Precise optical tracking with four DPI settings (400, 800, 1,200 and 1,600) Ambidextrous design Customisable (via free downloadable KensingtonWorks software) Detachable wrist rest Mac and PC compatible | Model: Orbit Wireless Trackball with Scroll Ring | Usage: Office | Sensor: Optical | No. of buttons: 2 | No. of scroll wheels: 1 | Shape: Universal | Resolution (min): 400 | Resolution (max): 1600 | Connection: Wireless | Interface: Bluetooth | Interface: USB | Illumination: No | Power: Batteries / rechargeable AA | Color: Red | Color: Black | Other features: Compatible operating systems: Windows 7 Windows 8.1 Windows 10 macOS 10.12 macOS 11