Microsoft designer compact keyboard-BRAND NEW

Connection interface Bluetooth® Low Energy 5.0 Wireless frequency 2.4 GHz frequency range Wireless range 33 feet (10 meters) in open area; up to 17 feet (5 meters) in typical office environment Compatibility3 Microsoft Windows 11 Home/Pro / 10 / 8.1 Device must support Bluetooth® 4.0 or higher** Dimensions 11.18 x 4.36 x .35 in (284.07 x 110.77 x 9.05 mm) Weight 288 g, 10.16 oz (including batteries) Battery 4 CR2032 Lithium coin batteries (included and pre-installed) Battery life Up to 36 months2 Colors4 Matte Black, Glacier Warranty5 1-year limited warranty Technology details Bluetooth LE 5.0 Dedicated Expressive Input (emoji) and Screen snipping keys Scissor keyset, 1.35 mm low profile key travel Product feature performance Multi-host support: Connect up to 3 devices Power On/Off Switch Advanced features: Swift Pair1 for easy connect