Dell Keyboard and mouse set KM7120W, Wireless, 2.4 GHz, Bluetooth 5.0, Buttons Qty: 7, Numeric Keypad, Hot Keys Function: Multimedia, Search, Home page, Volume - and +, System lock, Print screen, Movement Resolution: 1600 dpi, Supported Battery Type: AA x 1, Color: Titan grey, 3y warranty

Dell Premier Multi-Device Wireless Keyboard and Mouse KM5221W RETAIL BOX, Keyboard Technology: Plunger, Connectivity Technology: Wireless, Interface: 2.4 GHz, Wireless Receiver: USB, Input Device: Keyboard, Hot Keys Function: 12 programmable keys of F1-F12, Pointing Device: Mouse - wireless - optical, Buttons Qty: 3, Movement Resolution: Adjustable DPI. 1000, 1600(default), 2400, 4000, Included Accessories: AA battery, 2 AAA batteries, Dimensions (WxDxH) / Weight: Keyboard: 43.3 cm x 12.3 cm x 3.4 cm / 400 g, Mouse: 11.532 cm x 3.88 cm / 91.8 g, Color: Black, Warranty: 3 years,