What is the speed of it? Noriko July 10, 2018 20:01 Updated Follow A. 5 MB per second. Related articles Is this the correct one that I need in order to use my Apple USB SuperDrive with my 13" MacBook Pro Laptop? Will this Type-C Multimedia Adapter support 1440p @ 60hz if you are using two monitors? Comments 0 comments Please sign in to leave a comment.