original_query: What are the available sizes for the custom-housed hard disk drive unit that can be attached to the Xbox 360 console?
query: What are the available sizes for the custom-housed hard disk drive unit that can be attached to the Xbox 360 console?
answer: The available sizes for the custom-housed hard disk drive unit are 20GB, 60GB, 120GB, 250GB, 320GB, and 500GB. As of April 2015, any 2.5" SATA hard drive up to 2TB can also be used.