I saw the reference to PLC in the specs - I just hope the feature can be completely disabled. It's the work of the Devil in terms of RFI emissions. They don't just pollute the mains in the property they're being used in, the interference can be apparent for quite a wide range outside.
IMac macOS 10.15.3 (no link to Devialet ) / MacBook Pro Retina OS X 10.14.4 / Linn LP12 / Devialet 200 / Wilson Benesch Discovery.
Qobuz Desktop Latest Version / Audirvana 3.2.18 / Audirvana Remote / iTunes 12.9 / AIR 3.0.4 / Wi-Fi / FW 8.1.0 / SAM 50%
Cambridge, UK (Updated 27th February, 2020)