MIROSOFT SURFACE CLAVIER BT

Wireless platform: Nordic nRF51822 (Bluetooth Low Energy)
Wireless frequency: 2.4GHz frequency range
Wireless range: 33 feet in open air, up to 16 feet in typical office environment
Bluetooth profile support: HID Over GATT Profile (HOGP)

Interface: Bluetooth Low Energy compatible 4.0 and above
Operating system: Windows 11
Android 4.4.2 to the latest Android version
Macintosh Mac OS X v10.10.5 to the latest version
iOS8.1 to the latest version

English key life: 5,000,000 actuations per key
Hot key life: 500,000 actuations per key
Encryption features: AES over Bluetooth LE SSP of Passkey
Hot key features: Windows 11 Copilot key^Footnote1, Expressive inputs, Snipping/PrtScn, Call Mute, and Widgets^Footnote2
Media key features: Basic (volume up/down, mute, play/pause, back/forward)
Multimedia key life: 500,000 actuations per key

Battery type and quantity: 2 AAA alkaline batteries (included)
Battery life: Up to 12 months

Length: 16.57 inch (420.90 mm)
Width: 4.43 inch (112.60 mm)
Depth/height: 0.76 inch (19.30 mm)
Weight: 14.79 oz (419.30 g) with batteries; battery weight may vary