⭐️ This item is available for immediate purchase! ⭐️ Free shipping, while supplies last! ⭐️ First come, first served! ⭐️ Simple packaging without a box. ※ The item has been taken out of its bag for inspection and photography. ※ This item was received from someone else. I do not have expert knowledge. 　 Details are quoted from the internet. ✳︎Product Details✳︎ Operating System: Windows 8.1, Windows 8, Windows 7, Windows 10 Hardware Interface: USB 2.0 Type A Brand: Dell Optical Storage Write Speed: 24x, 8x, 6x Hardware Platform: PC Cache Size: 0.75