Sonos is a system of HiFi wireless speakers and audio components.
Picture 1: Sonos node
IP Address: IP address of SONOS device. Port: Port of SONOS device. Local Port: Port used for bOS to maintain active connection with Sonos speaker, for status update (volume, track information, track position...)
Picture 2: Simple SONOS panel
In SONOS panel basic volume and music settings can be set. In the middle, SONOS panel displays basic track information and cover photo.