Good MoCA adapter to use with Roamio Plus?

My Roamio Plus has helped me reach parts of my house where running ethernet would have been a problem. I used the onboard Moca network adapter, and it works great.



Now I want to get done adapters at the other end to use that coax to connect other things to the internet. I'm a newb. What's a good, cheap one to get?



Links appreciated.