Six-degrees-of-freedom (6DoF) sensor - intuitively and precisely navigate digital models or views. Wireless Freedom - 3Dconnexion 2.4GHz Wireless technology ensures a reliable, real-time connection to your 3D content. Ergonomic design - full size hand rest and large, keyboard like buttons; 15 programmable keys QuickView Keys - one touch access to 12 views; 4 Keyboard Modifiers - Conveniently positioned Ctrl, Shift, Alt and Esc keys 3-Year Manufacturer’s Warranty