Logitech MK540 ADVD Wireless keyboard and Mouse Combo Brand: Logitech Compatible devices: Laptop, PC Connectivity technology: Bluetooth, USB Keyboard description: English Keyboard Recommended uses for product: Trackpad Precision Typing: An instantly familiar experience, type with ease and comfort on this full-size wireless keyboard. Accuracy and reduced noise, palm rest, spill-resistant design, adjustable tilt legs Built For Comfort: The sleek spill-resistant combo comes with a wireless mouse; its ambidextrous shape, soft rubber side grips fit comfortably in your palm. Enhanced tracking, precise cursor control Long-Lasting Autonomy: The wireless keyboard and mouse come with long-lasting battery life, with the keyboard lasting up to 36 months, the wireless mouse for up to 18 months - depending on the usage Customised Control: Enhanced productivity at your fingertips, the keyboard comes built with the convenient, essential hot keys providing direct access to media, calculator, battery check functions Wireless Freedom: Plug-and-play your keyboard and mouse with the mini Logitech Unifying USB-receiver, for a reliable and encrypted wireless connection up to 10m awayfrom your PC or laptop Upgrade: To MK850 Combo for better productivity - Bluetooth/USB, multi-device, padded palmrest, sculpted mouse, hyper-fast scrolling, extra customization Compatibility: This Logitech mouse keyboard combo is compatible with Windows 10 or later, Windows 8, Windows 7, Chrome OS Upgrade to Logitech MK850 Combo: Improve productivity with the multi-device MK850 Keyboard and Mouse Combo, with Bluetooth/USB, padded palm rest, sculpted mouse, hyper-fast scrolling, customization Dimensions Keyboard Height: 7.62 in (193.5 mm) Width: 18.00 in (457.3 mm) Depth: 0.94 in (24 mm) Weight (without batteries): 22.33 oz (633 g) Mouse Height: 2.43 in (61.8 mm) Width: 1.54 in (39.2 mm) Depth: 0.45 in (11.5 mm) Weight: 2.59 oz (73.5 g) Technical Specifications WiFi range (in meters): 33 ft (10 m) 1Wireless range may vary due to environmental and computing conditions. Keyboard Spill-resistant design 2Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse the keyboard in liquid. 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 3Battery life may vary based on use and computing conditions. 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) Battery: 18 months 4Battery life may vary based on use and computing conditions. Customization app Supported by Logi Options+ on Windows and macOS logitech mk540 manual pdf Logitech MK540 logitech mk540 advanced wireless mouse and keyboard bundle logitech mk540 usb receiver replacement logitech k540 keyboard pairing Logitech Keyboard and Mouse logitech k540 keyboard not working logitech k540 multi device wireless keyboard and mouse combo