DELL KM555 keyboard Mouse included Universal RF Wireless + Bluetooth QWERTY US International Black

Mouse included: Yes | Backlight: No | Windows operating systems supported: Windows 8.1 | Keyboard language: US International | Scroll: Yes | Windows operating systems supported: Windows 10 | Scroll type: Wheel | Windows operating systems supported: Windows 7 | Recommended usage: Universal | Buttons quantity: 3 | Windows operating systems supported: Windows 11 | Keyboard key switch: Plunger key switch | Protection features: Spill resistant | Keyboard layout: QWERTY | Frequency band: 2.4 GHz | Linux operating systems supported: Ubuntu 18.04 LTS | Connectivity technology: Wireless | Numeric keypad: Yes | Linux operating systems supported: Red Hat Enterprise Linux 8.0 | Windows keys: Yes | Movement resolution: 4020 DPI | Mobile operating systems supported: Android | Hot keys: Yes | Keyboard form factor: Full-size (100%) | Device interface: RF Wireless + Bluetooth | On/off switch: Yes | Power source type: Battery | Keyboard dimensions (WxDxH): 399 x 127 x 26 mm | Form factor: Ambidextrous | Multimedia keys: Yes | Mouse dimensions (WxDxH): 60 x 105 x 38 mm | Keyboard weight: 406 g | Number of products included: 2 pc(s) | Other operating systems supported: ChromeOS | Mac operating systems supported: Yes | Pointing device: No | LED indicators: Yes | Receiver included: Yes | Movement detection technology: Optical | Product colour: Black | Adjustable keyboard height: Yes | Mouse weight: 67 g | Mouse battery type: AA | Service life of battery: 36 month(s) | Bluetooth version: 5.1 | Keyboard battery type: AAA | Wireless receiver interface: USB Type-A | Number of hot keys: 18 | Programmable hot keys: Yes | Number of batteries (keyboard): 2