Features 1.Compact layoutWith a compact key arrangement, makes the keyboard occupy less position and makes your desktop more tidy. 2. 2.4G wireless technologyONE 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. 3.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. 4.Matte touchThe key cap has a concave curvature to relieve finger fatigue for long-term use and enjoy faster input speed. 5.Compatible all systems,such as with Windows10, Windows 8, Windows 7, Mac OS X, Windows XP, Windows VISTA, Linux etc. Description:Type: Wireless Keyboard setMaterial: PlasticKeyboard size:34.4*15(with ear)*2.7cm2mmKeyboard weight:468g5gMouse size:10.5*6.8*3.8cm2mmMouse weight:90g5gweight: about 0.8kg(with box packing)Package:1 * Wireless Keyboard(use two AAA battery,Not included battery)1 * Mouse(use one AA battery,Not included battery)1 * 2.4G USB Receiver