Not all metal cases are created equal. If you are hunting for a fancy 4-movie portable set on the aftermarket or at retail, keep these factors in mind: Disc Security and Hub Mechanics
Interstellar (Tests your projector's black levels and contrast)
Skin oils can smudge metallic surfaces. Wipe them down occasionally with a dry microfiber cloth.
Limited-run steel editions frequently appreciate in value, making them excellent investments for film buffs. The Power of the 4-Movie Franchise Set
: These players can handle discs from all regions (0, 1, 2, 3, 4, 5, 6, 7, and 8), making them ideal for collectors of international films.