Numark DDS 80 Professional DJ CD Player Play music from two devices simultaneously, including two songs from the same iPod, with vinyl-style scratching, looping, and more Large, high-definition color display; keyboard included for text search, letter pick scrolling, and on-board playlist creation Beatkeeper technology for seamless integration of samples and loops with TAP override Pitch control +/-100%; Key Lock for independent control of pitch and tempo CD, MP3, WAV, and AAC (unprotected) player with removable/upgradeable 80GB hard drive and three USB ports for connecting iPods, thumb/hard drives