Dell Premier Collaboration Keyboard and Mouse - KM900 - US International (QWERTY), Device Type: Keyboard and mouse set, Backlit: Yes, Interface: 2.4 GHz, Bluetooth 5.1, Wireless Receiver: USB wireless receiver, Dimensions (WxDxH) / Weight: Keyboard: 43.97 cm x 12.16 cm x 2.07 cm / 728 g, Mouse: 8.98 cm x 12.67 cm x 4.58 cm / 128.4 g, Keyboard: Hot Keys Function: Search, mute, show desktop, screen lock, play/pause, backward, forward, backlight control, speakerphone, volume-, volume+, task key, snip screen, Zoom touch controls, Localization and Layout: QWERTY US International, Keyboard Technology: Scissors, Features: Full size keyboard, Quiet typing, Collaboration keys, Programmable keys, Numeric keypad, Backlighting, Built-in rechargeable battery, Mouse: Performance: Adjustable from 800 to 8000 dpi at increment of 200 dpi, Colour: Graphite, Included Accessories: USB-C to USB-C cable, Compliant Standards: AES-128, Included Software: Dell Peripheral Manager (Windows only), OS Required: Apple MacOS, Linux, Android, Google Chrome OS, Red Hat Enterprise Linux 8.0, Ubuntu 18.04, Microsoft Windows 7 / 8.1 / 10 / 11, Battery: Rechargeable, Warranty: 3 Years