Summary: They do work pretty well once I was able to get them synced. I do notice that on the 2nd device the home light flashes amber at times, but since it is a gig ethernet, I can see why since the device connecting is the Xbox and it only runs at 100 MB.
Summary: After about 1 month after the DHP-501AV kit arrived, it works. As with my review of the D-Link PowerLine AV Network Adapter Kit (DHP-307AV), the units are so big that they'll occupy both sockets of a typical 2 socket outlet. I knocked off a star for this slight problem.