Description: Compact layout: With a compact key arrangement, makes the keyboard occupy less position and makes your desktop more tidy. 2.4G wireless technology: ONE receiver connect both keyboard and mouse,10m wireless stable connection, plug and play, stable and reliable 2.4G wireless technology, strong anti-interference ability, no delay. The mouse DPI adjustable:1000--1200--1600,adjust by one button(the middle button of the mouse). It accurate and does not drop frames. It can be used on leather, cloth, paper, wood resin and other surfaces. Matte touch: The key Caps has a concave curvature to relieve finger fatigue for long-term use and enjoy faster input speed. Compatible all systems,such as with Windows10, Windows 8, Windows 7, Mac OS X, Windows XP, Windows VISTA, Linux etc. Specification: Type: Wireless Keyboard set Material: Plastic Keyboard size:34.4*15(with ear)*2.7cm±2mm Mouse size:10.5*6.8*3.8cm±2mm Package Includes: 1 * Wireless Keyboard(use two AAA battery,Not included battery) 1 * Mouse(use one AA battery,Not included battery) 1 * 2.4G USB Receiver Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!