Targus Presentation Remote (AMP18US) 2 Keys Allow The User To Open & Operate A Presentation With Ease Ergonomic Design Feels Comfortable In Hand While Presenting Wireless Technology Operates Up To 50 Ft Away For Added Flexibility 2.4 Ghz Cordless Technology Wireless Up To 50 Ft Two keys allow the user to open and operate a presentation with ease Ergonomic design feels comfortable in your hand while presenting Wireless technology operates up to 50ft. away for added flexibility; USB receiver stores in presenter USB port required; True plug-and-play device, no drivers required; PC / Mac and netbook compatible