With the Numark NDX500 tablet on player, you can play music from a CD or USB stick. Because the player has a USB connection, you play music directly from your computer or USB stick. This gives you access to your complete music collection. Thanks to the MIDI connection you also use the player as a DJ controller. You do this in combination with DJ software such as Serato DJ or Traktor. You do not have to worry about skipping music, because the player is equipped with the anti shock technology.