IOGear's innovative new 2.4GHz Wireless On-Lap Keyboard with Optical Trackball and Scroll Wheel gives you the comfort and freedom of 33 feet wireless connectivity between you and your PS3 or other game console, home theater PC/computer and HDTV. The ergonomic design is contoured on the back of the keyboard enhancing the user experience by comfortably resting on your lap, making the way you wirelessly interact with your content easier, efficient, and practical for continuous usage. It's the ideal solution for continuous usage by optimizing comfort and convenience with its specially designed contoured fitting. The On-Lap Keyboard also has a very well thought out placement of an additional left click button on same side as the trackball for convenient, practical and precise singlehanded navigation. No driver needed, just plug in the included USB RF Receiver and you're ready to go.