Features: 1.The 110 keys office must require a numeric keypad area to bring you different office efficiency. 2.Improved membrane keyboard, retro typewriter style, high key design brings lifelike mechanical feeling, light and quiet sound. 3.A USB drive drives the keyboard and mouse at the same time, saving is creating value. Plug and play, you can start using it without any software or drivers. 4.The ergonomics of the included angle of 6 relieves hand fatigue, puts the wrist at a relaxed angle, and ensures the flexibility of the fingers, while also taking into account the clarity of the viewing angle. 5.Intelligent power saving technology: wireless keyboard and mouse adopt innovative automatic power saving technology. specification:Item Type: Keyboard Mouse Combo Material: ABS Color: Color Support Ergonomics: Yes Type: Wireless Applicable Object: for Home Office Mouse Connection: Wireless Optical Resolution: 1200 DPI Mouse Battery: 1 x AA (Battery not Included) Keyboard Battery: 1 x AAA (Battery not Included) Keyboard Keys: 110 Keys Number of Mouse Buttons: 3 Buttons Compatible System: for Windows XP / for Win 7 / for Win 8 / for Win 10 PackageList: 1 x Mouse 1 x Keyboard 1 x User Manual 1 x 2.4G Receiver