registering product Plugable Windows Transfer Cable for Windows 10, 8.1, 8, 7, Vista, XP. Includes Bravura Easy Computer Sync Software

Attempting to register the product but no product key was sent with the cable. How do you expect us to use something when all the information is not sent with the product?

I purchased Plugable Windows Transfer Cable for Windows 10, 8.1, 8, 7, Vista, XP. Includes Bravura Easy Computer Sync Software