The Sony PlayStation Portal is a dedicated remote player device that lets you stream games from your own PS5 console over Wi-Fi, featuring an 8-inch LCD screen and integrated DualSense controller features like haptic feedback, allowing you to play your PS5 game collection without needing the TV. It's a handheld accessory that connects to your home network for remote play, but also supports cloud streaming for PlayStation Plus Premium subscribers, offering a flexible way to play PS5 games anywhere with a good internet connection.