Advanced 2.4 GHz powerful wireless connection with a range of up to 10 meters. The auto-channel stabilization plug and the nano receiver that remains in the device ensure virtually no delays or connection issues. Thanks to energy-efficient technology, you can go longer between battery changes. Extreme quality guarantees a lifespan of over 12 months. Includes value-adding features such as screen capture, TutorPen, keyboard/mouse simulation, 16-in-1, and 4-way wheel. The professional chip ensures greater range and a more stable connection.