Route is flown by an A320. DL is in the process of putting AVOD in all the A320's, but has not quite finished yet. 37 out of 62 aircraft have been modded to the A32M configuration with AVOD and another 3 are currently in mod's and there are 22 A32K's currently flying without AVOD.

The Official Delta A319/A320/A321 Cabin Mods Thread