Microsoft Wireless Desktop 850 keyboard Mouse included RF Wireless Black NVMe Blue Silver) Blue Silver) Design Product type Notebook Market positioning Premium Form factor Clamshell Product colour Silver Original brand name HP Country of origin China Introduction year 2022 Introduction month 5 Display HD type Full HD Panel type IPS Display brightness 250 cd m� Display diagonal (metric) 35 Just pop the tiny transceiver into the bottom of the mouse and take it with you Keyboard Keyboard key switch Mechanical Recommended usage Office Keyboard style Straight Keyboard form factor Full size (100%) Hot keys Yes Wrist rest No Windows keys Yes Pointing device No Numeric keypad Yes Device interface RF Wireless Design Product colour Black Keyboard style Straight Backlight No Surface coloration Monochromatic Wrist rest No Technical details Product colour Black Backlight No Surface coloration Monochromatic Windows keys Yes Numeric keypad Yes Harmonized System (HS) code 84716060 Power Power source type Battery Battery technology Alkaline Mouse battery type AA Number of batteries (mouse) 1 Keyboard battery type AAA Number of batteries (keyboard) 2 Mouse Buttons type Pressed buttons Buttons quantity 3 Scroll Yes Scroll type Wheel Mouse battery type AA Number of batteries (mouse) 1 Mouse included Yes System requirements Windows operating systems supported Windows 10 Education