Does the Sonos Amp Multi work with HomeKit, Alexa, and Google Home?
Amp Multi is an eight-channel streaming amplifier for professional installation, with 125 watts per output and up to four zones. It has Ethernet, Wi-Fi 6 and AirPlay 2. It suits Home Assistant users through an integration (the maker's cloud).
How the device gets into the platform on this route. The headline is the best route: local before cloud, direct before bridged, core before community. The methodology page lists every level.