The simple WiFi extension for uninterrupted listening. Create a dedicated wireless network for your Sonos system with Boost. Boost creates a separate wireless network for Sonos and eliminates interference from other devices so you can listen free from interruptions and dropouts. Three internal antennas broadcast 360° signals through walls and ceilings for flawless coverage of your entire home. Plug Boost in, connect it to your router, and follow a few easy steps in the Sonos app.