PS4 FAQ - Your Questions Answered: Is PlayStation 4 backwards compatible, blu ray, region free?

Sony’s PS4 is the most popular console this generation, selling more than 70 million units worldwide.

Blu-ray on PlayStation 4: An Introduction.

Sony PlayStation 5 Gaming Console Bundle

Can the PlayStation 4 play PlayStation 1 games?

Sony PlayStation 3 - 60 GB - Black

If a DVD says 'region-free,' will it play on a Sony Blu-Ray? - Quora

Imported a PS3 from Japan, Splash blue is amazing! : r/playstation

Are you planning to buy the PlayStation 5 (PS5) with the Blu-ray drive or the disc-less all digital PlayStation 5 model? - Quora

PlayStation 4 Pro 1TB Limited Edition Console - Star Wars Battlefront II Bundle [Discontinued] : Video Games

PS5 Guide: Ultimate PlayStation 5 Resource