EZDigiMagic DM110-B08 External Slim Type DVD Burner can be powered from USB ports, no AC power required. It saves desktop space with patented rotatable foot stand that allows unit to stand in either a horizontal or vertical orientation. The hi-speed USB 2.0 Interface for PC connection as an external CD/DVD burner. Automatic power control (On/Off) through PC power detection function. Burner software utility CD is included.