1. CD – a single layer disc.
  2. DVD5 – a dual layer disc with Layer 0 as the data layer and Layer 1 as the dummy layer.
  3. DVD9 – a dual layer disc with both layers holding the data, the player switches to the second layer to continue playback.
  4. DVD10 – a dual layer disc with both layers holding the data, this disc must be flipped around to continue playback of the second layer (much like an LP record). This option is no longer manufactured