Specifications: Compatible Systems: Mac, iOS System, Windows 7, 8, XP, Vista, 10, Android STABLE CONNECTION : 2.4 GHz wireless provides a powerful, reliable connection up to 10m. Keyboard dimensions: 11.2* 5.2 * 0.7 inch Mouse size: 4.5 * 2.3 * 1.0 inch Mouse DPI: 800, 1200, 1600 Wake-up method: Press any button Duration of service: 5 millions of strikes Package Contents: 1x Wireless keyboard 1x Wireless mouse 1x USB dongle-receiver (Inserted on the battery compartment of the keyboard ) More and more details HIGH-END SCISSOR SWITCHES KEYBOARD Comfortable typing precise control, good resilience fast response and reduce the press sound, Give Quiet Office Operation & Long-Life. WATER STYLE DESIGN We are different with other keyboard. THINNER AND INCREASE WEIGHT DESIGN, The keyboard thickness is ONLY 0.6 cm and weight of 315 g which maintains it a very sleek and elegant keyboard appearance. And, It is as the same weight as the aluminum keyboards. The most important is increase the life of keyboard. The metal pad is keepped the electronic board of keyboard not been broken. SILENT AND HIGH RESPONSIVENESS MOUSE : Infrared Optical tracking technology provides more sensitivity than standard optical mice, quicker response, more precise movement, and smoother tracking on a wide range of surfaces. Sensitive mouse click with less noise, and suit both ordinary and gaming request. 3 class DPI (800/1200/1600): You can choose a perfect DPI for your usage habits. Anergy Saving: Automatic sleep. And, the infrared technology is different with the red light optical. It is more saving anergy. Silent keys: It is perfect for office or home. Long life: more than 5 millions of service duration You can feel and touch the high quality keyboard and mouse How to use: The easiest way to use our keyboard and mouse, Just insert the USB dongle to the USB port of your computer, second, insert the two AAA batteries into keyboard and one AA batteiry to mouse. NOTICE: This keboard and mouse is not included the small numeric keypad. If your operation system is Windows, please close the numeric keypad.