Optical Device 9.1GB MO Disk Drive.Sony SMO-F561-70. It's de-installed from working system.Tested 100% working.1) PLS report DOA within 14 days after the receipt.2) Shipping Charge is not refundable.We provide 30 days money back warranty.Shipping Handling fees is charged to United States by Post Airmail and it generally takes within 12 work days to arrive its destination with tracking service. Other areas worldwide will be charged for shipping handling fees and it usually cost around two weeks to go to Europe and Australia . But we still experienced more than a month to deliver our item using Post Airmail. Pls email me on other areas or other shipping arrangement.Only Paypal payment accepted. Thanks for understanding.