Can someone please explain what managed comms does and what benefit it offers.

Other than not being supported in 500 series and DSP speakers, does it work with all other devices ie 808.3?

Meridian owner since 1992
Prime & PSU, Focal Elear headphones, Roon (ROCK 8Gi5 NUC), Explorer 1 & 2, F80. 200/203, various Sonos (via Roon).