Logitech MK540 Advanced Wireless Combo (Arabic/English layout)

Warranty: 1-Year Limited Hardware Warranty WiFi range (in meters): 33 ft (10 m) Keyboard Spill-resistant design Familiar key shape and feel, whisper-quiet Adjustable Height: 3 tilt positions (natural, 4°, and 8°) Special Keys: Music Controls, Programmable keys Palm Rest Abrasion resistant key print 10-Key Number pad Key type: Deep profile On/Off power switch Caps lock indicator light Battery indicator light 2 AA batteries (Alkaline Battery) Battery: 36 months Mouse Sensor Technology: Smooth Optical Tracking Number of Buttons: 3 (Left/Right-click, Middle click) Scrolling: line-by-line Scroll Wheel: Yes, 2D, optical Connect/Power: On/Off power button 1 AA battery (Alkaline Battery) Customization app Supported by Logi Options+ on Windows and macOS Windows® ChromeOS™ An available USB ports Internet access required to download optional customization app Logi Options+ Dimensions Height: 7.62 in (193.5 mm) Width: 18 in (457.3 mm) Depth: 0.94 in (24 mm) Weight: 22.33 oz (633 g)