PLAY:1 - No other wireless speaker packs so much HIFI sound into such a compact desig as the SONOS PLAY:1. Spiraling highs, thundering lows, and deep, crystal clear sound at any volume. Stream all the music on Earth to any room. BRIDGE - The SONOS BRIDGE is an accessory you can plug into your router to create a dedicated wireless network exclusively for your Sonos system that provides reliable performance no matter how large your home or how many WIFI devices you use.