The Soundmaster MCD4500 is a stereo set including a record player. Because of this unique design you can play both CDs and records. You digitize your favorite LPs via the USB port to MP3 format. You also record the sound of your CDs via the USB input, so that you have your entire collection of music digitally. In addition to listening to music via the included speakers, you also connect headphones to the stereo set. That way you won't disturb anyone when you listen to your favorite CD or LP.