Compact Wireless ComboFeaturing a 99-key layout with number pad and arrow keys, a silent mouse with side buttons - enhancing your typing and browsing efficiency yet taking 20% less space. Multi-Device and Multi-OSPair with up to 4 devices on nearly any operating system (Windows, Mac OS, Linux) via Bluetooth 5.0/4.0 and the plug-and-play USB receiver. Open up new ways to type on your PC, tablet, phone, or a second computer. Fluid Typing ExperienceLaptop-like profile with incurve rounded keys for your fingertips delivers a fast, fluid, precise and quiet typing experience. 5-DPI Adjustable Silent MouseProvides good portability and ergonomics for small hands or fingertip grip, with 5 preset DPI (800/1000/1200/1600/2400) switchable for smooth tracking on different resolution monitors. Multimedia KeysSupport Windows and Mac OS dual system shortcuts to 12 widely used function keys like play/pause, volume+/- and more. Aesthetic and Heavy Duty DesignAdapts aluminum allo