Microsoft Surface Number Pad Glacier

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 Compatibility1 Microsoft Windows 11 Home/Pro / 10 / 8.1 Dimensions 3.22 x 4.36 x .36 in (81.8 x 110.8 X 9.1 mm) Weight 2.75 oz (78 g) (including batteries) Battery 1 CR2032 Lithium coin battery (included and pre-installed) Battery life Up to 24 months Colors Matte Black, Glacier Technology details Bluetooth LE 5.0 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 Pair for easy connect Customizable keys