Barely bigger than a DVD itself this remarkable little DVDRW is big on convenience! The Kanguru QS Slim DVDRW weighs under a pound and is powered by USB! The built-in USB cable can be stored within the housing allowing for quick and easy portability. There are no extra cables to carry around!Compact portable design; USB powered no external power supply needed; Built-in USB2.0 Cable; Burns DVDs up to 8x and CDs up to 24x speeds; Burn up to 8.5GB with Dual Layer DVDs; High Speed USB 2.0; Plug and Play; Driverless on most operating systems; Buffer under run protection; 1MB Buffer; Includes PC burning and playback software.