A video display unit cassette assembly includes a cassette frame, a display coupled to the cassette frame, one or more electronic components between the cassette frame and the display, and a delethalization cover coupled to the display. The one or more electronic components receive data content from a network and generate video signals provided to the display. The cassette assembly is sized and configured to be releasably mounted in an installed position in a mounting structure defined in a seatback of a vehicle seat.