The compact 3Dconnexion Keyboard Pro with detached numpad is engineered for creative users and CAD professionals. The wireless numpad can be positioned wherever you like so you can use it and the mouse at the same time. The keyboard's integrated wireless hub allows seamless and convenient connection of up to five 3Dconnexion devices. Highlights: - 12 programmable 3Dconnexion buttons - 4 programmable multimedia buttons - Wireless numpad with 9 programmable buttons - Integrated wireless hub with a secured connection* 3Dconnexion Numpad Pro features: - 3Dconnexion 2.4 GHz wireless technology - Bluetooth Low Energy - Battery life of up to 6 months - Rechargeable Lithium-Polymer battery (350 mAh) System requirements: USB port, Microsoft Windows * Supported connections: 3Dconnexion Numpad and up to five other 3Dconnexion SpaceMouse and CadMouse wireless devices.