A:AnswerIf i understan your question correctly, the sound bar does connect via HDMI/Audio/ARC port. But the rest of the spealers go through your WiFi and the phone App. The Sonos App is key to set up and you add each speaker via the app and home WiFi
A:AnswerIf it has hdmi arc you are ok , if the jvc don’t have it , you have to use a fiber optical cable or if the tv also doesn’t have optical you will need an adaptor from the tv sound output to hdmi of optical at the sonos beam.
A:AnswerYes , add 2 surround play ones and sync and you can use it with tv sound and music sound like pandora as a surround system , the app has a video mode and a music mode when using the beam and the play ones as a surround.