Compatible with For 360 HDD with capacity of 500GB Download and television shows from for Live Marketplace Play and in for Live Arcade. Because stored some system files, the available space would be less than 500GB. Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. ATTENTION: About Capacity:Hard disk vendors are using decimal arithmetic: 1MB = 1000KB, 1G = 1000MB calculatedbut the is using binary arithmetic: 1MB = 1024KB, 1GB = 1024MB.so there are some differences between display capacity and nominal capacity of hard disk products. However, this is allowed to exist. Please do not doubt his authenticity. 250GB=about 232GB type:250GB Colour:Black Material:plastic Package Contents: 1 x Hard Drive Disk Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.