The Wireless Multimedia Presenter from Targus is ideal for presenting projects from your notebook PC. It combines a trackball mouse and a multimedia Presenter. The Presenter allows you to wirelessly control your presentations from distances of up to 50 feet using 2.4 GHz wireless technology. Switch between applications, launch the Internet or access e-mail at the touch of a button with convenient one-touch hotkeys. This device is bundled with a USB receiver (detachable from the lanyard), a 3 ft USB extension cable, two 'AAA' batteries and a carrying pouch.