If you want the best wireless performance from your Sonos music system, check out the Sonos BOOST. the BOOST is a compact device that connects to your network router and creates a dedicated wireless network for Sonos. It offers more stable, reliable performance than using your existing Wi-Fi network for music streaming. By creating its own network, The BOOST allows you to stream music wirelessly without disrupting traffic on your Wi-Fi network. It's a great solution if your Wi-Fi network suffers from limited range or is easily bogged down by multiple wireless devices.