Get theatre quality sound from the Arc, Sub and One SL pair Sonos set. Easily control as a surround sound set with the app, your own remote and voice control. WiFi capable for easy wireless setup of Sub and rear speakers (One SL). Connect other Sonos speakers for whole home audio – nice and easy! Watch video with optical or HDMI Arc connection, stream music with the app or AirPlay 2. WiFi 802.11g/g 2.4GHz and Ethernet 10/100Mbps connections.