I've tried 2 other 2000 Series Ethernet Powerline adapters in that room and get the same slow speed results. So it is only affecting that room. Very odd since I had 300 Mbps in that room 3 weeks ago,...

Label says Hardware version is 3.8 but none of the hardware version numbers available above match 3.8. Anyway... I have internet service that measures 350 Mbps directly from the cable modem. It also...