Own your space with the MK470 Slim Combo an ultra-thin and design-forward keyboard and mouse combo perfect for getting things done efficiently and quietly, even in the tightest desk spaces. Compact modern designed keyboard features low-profile scissor keys, number pad and an optimized layout for Windows Comfortable ambidextrous 3 button mouse with high precision optical tracking and mechanical scroll wheel. Whisper quiet keyboard and lab-tested, noise-reduced mouse means an ultra quiet work experience for you and those around you. Simple plug-and-play USB nano receiver offers a strong reliable 2.4 GHz wireless connection with 10 meters (33ft) of range. Auto-sleep feature saves battery life, allowing for 36 months of keyboard use and 18 months of mouse use.