Plug and Play: The wireless keyboard and mouse set connects to your computer as soon as you plug the USB receiver into the USB port. It's plug-and-play with no additional drivers required (the wireless combo shares a 2-in-1 USB receiver located next to the battery compartment). Silent Keyboard and Mouse: The black keyboard features a scissor-switch low-profile key structure, making it responsive and quieter. Keys press and rebound quickly, providing a comfortable, silent, and efficient typing experience for browsing, studying, or working. Slim Compact Perfect Size: The full-size QWERTY keyboard and wireless compact mouse include a separate calculator numeric keypad and instant access to your music, internet, email, volume, etc., via multimedia hotkeys. Reliable and Fast 2.4G Connection: This wireless keyboard and USB mouse provide a reliable wireless connection up to 10m (33ft). Enjoy no delays or interruptions, even in the busiest wireless environments. Wide Compatibility: This comfortable and practical mouse and keyboard set is durable, unbreakable, and tested for over 1 million clicks. It's compatible with Windows 2000 / ME / XP / Vista / 7 / 8 / 10, Mac OS (above V10.4), and Android. (Note: It may not be fully compatible with Mac OS systems).