Pyle-Home PADRI3 Phono Pre-Amp with USB/RCA PC/MAC Audio Converter Easily convert your vinyl records and audio to your computer via a simple USB connection. - Powered by USB, no additional power required Stereo Headphone output with dedicated level control - It fits easily into any workspace and has all the necessary parts in one piece, not requiring complex connections to separate devices. Works with your PC or Mac computer - One short RCA Cable, One short USB cable, Software Disc, & One Earphone Compatible with Windows XP, Vista and Windows 7 - Dimensions: 3.14'' x 2.16'' x 0.98'' Inbuilt pre-amplifier - No amplifier necessary