The Valve Steam Deck OLED 512 GB Handheld Gaming System is a brand new handheld gaming system in the box, featuring a sleek black design and a high storage capacity of 512 GB. It is manufactured in 2023 by Valve, with dimensions of 117mm in length, 298mm in depth, and 49mm in height. The system includes a headphone jack and USB-C connectivity for easy use, as well as Wi-Fi capability for online gaming. With a weight of 640g and a charger included, this portable gaming system offers a powerful and immersive gaming experience for users.