first your buying from amazon which means your looking around paying $99?
Aliexpress would get you cheaper but check this thread for best hardware
I also recommend you to check this
https://forum.kodi.tv/showthread.php?tid=376035
but Sholander did mention
“Yes, although my 1GB ethernet works OK, I use WiFi due to safety reasons, connected to my Router’s “Guest WiFi” which is completely isolated from the rest of my home network. It never looses connection with fixed IP settings and disabled IPv6…”