HP 475 Dual-Mode Wireless Keyboard Bluetooth 5.3 Up to 24M Battery life USB Type-A port Multi-OS Device Unifying Dongle Slim full numpad Black HP Unifying Dongle Encrypted connectivity for up to eight HP devices.[a] Multi-OS, multi-device connectivity Pair and switch between up to three devices over Bluetooth®. Slim design with full numpad Get all the functionality of a full keyboard, including a numpad, in a commute-friendly, compact design. Programmable buttons Your workflow, your way. A full suite of 12 programmable buttons allows you to customize your keyboard to your exact needs.[a] Battery powered Two AAA batteries provide up to 24 months of productivity. No charging cable required.[c] Compatible Operating Systems Windows 11 /Windows 10 /macOS / ChromeOS[5] Bluetooth version 5.3 Connection type 2.4 GHz wireless connection Bluetooth® Wireless range Up to 10 m in open area[1] Weight 670 g Dimensions (W x D x H) 376 x 153 x 19 mm Package dimensions (W x D x H) 426 x 162.7 x 29.5 mm Battery type 2 x AAA Battery life Up to 24 months[2] LED indicator Caps lock /Num lock/Battery indicator/ Channel indicator Manufacturer Warranty HP standard One-year limited warranty Certification and compliance Product safety Minimum System Requirements USB Type-A port /Bluetooth® Keyboard type Compact with numpad 2-zone layout Keyboard features Multi-device,Spill resistant,Swift pair,Tilt adjustable,OS Auto-Detection Keys lifecycle 10 million keystrokes for all the keys