SonosNet 2.0 operates on a dedicated 2.4 GHz mesh network, entirely separate from your home WiFi, and multicasts audio to every speaker simultaneously rather than streaming individual unicast signals to each one. This article explains how Boost mode works, when a dedicated BOOST hardware device makes sense over an Ethernet-connected speaker, and how to configure up to three BOOST devices for a large installation. Continue reading How To: Advanced Sonos Wireless Network Configuration Using Sonos BOOST