Guaranteed to work! Unlike untested products available on the market, our product offers overwhelming peace of mind! All operations have been verified in a Mac environment! Serial number confirmation is also possible right before shipping! Please let us know after purchase if you'd like this. [Rare Item] APPLE THUNDERBOLT 2 TO FIREWIRE ADAPTER A1463 Apple Genuine MD464ZM/A [Please understand that we will not accept price negotiations as the stock is running out soon] ■ Number one in stock quantity in all of Japan! We have about 10 more in stock. This discontinued adapter may increase in price the more it sells, so first come, first served! Please check the notes on purchasing in the profile section. ■ Contents As shown in the first photo ■ Condition Grade A Looks clean in the photos, but there are fine scratches and dirt from use. One-month operational guarantee. About the guarantee: This product is sold with the right to return. Compatibility issues with your equipment may occasionally occur, and the guarantee is a support service for these cases. The customer is responsible for return shipping costs. Also, please be sure not to remove the anti-tampering sticker attached to the product when returning it. The guarantee may not be valid if the sticker is removed. The following is an overview, quoted from the official website: "With the Apple Thunderbolt to FireWire Adapter, you can easily connect a Mac with a Thunderbolt port to a FireWire device. It's very compact. Simply connect it to your Mac's Thunderbolt port, and it works as a FireWire 800 port that can supply up to 7W of power to bus-powered peripherals such as hard drives and audio devices."