Intelligently switch among multiple devices Keyboard can connect up to 4 devices, and the mouse can connect up to 3 devices, switching among them with ease. They simplify complicated cross-platform use and meet multi-tasking requirements >Compact and Saving Space The keyboard is arranged in a compact key position, to replace the function keys that are not commonly used by composite keys, enabling your desktop to be more tidy >Enjoy accurate and smooth cursor control with the 1300 DPI invisible tracking engine >Three connection modes Switch between Bluetooth 3.0, 4.0 and 2.4G, ensuring stable and reliable transmission, suitable for more devices >Chiclet keys, square with rounded corners, make every keystroke smooth and correct >The ultra-slim body is made of anodized aluminum and is only 4.9 mm thin. The scissor-key technology ensures perfect and accurate keystrokes.