Yes. All is says is: Two USB connections--including one fast USB 3.0 port--are ideal for connecting shared storage devices or printers. When I plug it into the EA9500, don't see it.
This is what Seagate said to me: Please be informed that this Seagate Backup plus hub is specially designed to use in the Windows and Mac applications which could serve as a Direct Attached Storage(DAS). It is not designed to use a network drive. In order to use it as a network drive, the router should have the features which can compatible with the drive.
What does this mean?
it might be that you can only use it as some kind of media server. the only thing to do is connect it to the router and check your computer to see if it shows up as a networked device
it maybe that you can connect a device up to it to act like a media server