Retro sega dreamcast DC console HDD games hard drive disk game SATA 320/500G| | - AliExpress
WD P10 Game Drive For Xbox 3TB External USB 3.2 Gen 1 Portable Hard Drive Black With White Trim WDBA5G0030BBK-WESN - Best Buy
In order to play original Xbox games, system requires internal HDD. So I bought an Xbox HDD enclosure and This HDD off of ebay. Plugged it into PC read as 250gb. Formatted
Seagate PIPELINE HD .2 ST3500312CS 500GB 5.9K RPM 3Gb/s 3.5" SATA HDD Hard Drive | eBay