Unfortunately, playing those VHS tapes is challenging nowadays ... online if you look hard enough — try searching “combo deck ...

You should know that the video cassette he was talking about was 8 inches wide by 5 inches deep (a big larger than a VHS tape) and contained 3/4 inch magnetic tape (VHS used 1/2 inch tape).

These D-Theater tapes won't play on D-VHS decks that lack the D-Theater logo, further complicating playback for modern users.