Logitech MK540 Wireless Keyboard Mouse Combo

Logitech MK540 Wireless Keyboard Mouse Combo

Key Features

• Wireless connectivity: Plug-and-play via a single tiny Logitech Unifying USB receiver (2.4 GHz). Reliable encrypted connection with range up to about 10 meters (33 feet); virtually no lag or dropouts under normal conditions.
• Keyboard: Full-size layout with number pad, familiar/deep-profile keys optimized for accuracy and reduced noise (whisper-quiet membrane switches), integrated palm rest, adjustable tilt legs (flat / ~4° / ~8°), spill-resistant design (tested to limited liquid amounts, e.g., ~60 ml), abrasion-resistant key printing, media/hotkeys (volume, playback, calculator, battery check, etc.), and programmable Fn keys via Logitech Options software. Caps Lock and battery indicators; on/off switch.
• Mouse: Full-size ambidextrous contoured shape with soft rubber side grips for either hand; optical tracking (~1000 DPI); 3 buttons + scroll wheel; precise cursor control; on/off switch.
• Battery life: Keyboard up to 36 months (2× AA); mouse up to 18 months (1× AA). Three AA alkaline batteries are typically pre-installed.
• Other: No backlighting. Compatible primarily with Windows 7/8/10/11+ and Chrome OS (limited/partial Mac support). Service life rated around 10 million keystrokes/clicks.

Specs

ReceptionReviews generally praise the comfortable typing feel (solid yet quiet membrane keys), long battery life that often matches claims, reliable wireless performance, spill resistance, and value for home/office use. The mouse is comfortable for either hand and tracks well. Common notes include that it is bulky (not ideal for travel) and lacks Bluetooth or advanced multi-device features found on higher-end Logitech models. Overall ratings are typically strong (around 4.5–4.6/5 across major sites).

Best for: Users wanting a dependable, quiet, full-size wireless combo for desk work without spending on premium/mechanical options. It is a solid step up from basic budget combos in comfort and battery endurance.