CEDIA 2016: Amphion Features Argon 3S and 3LS Loudspeaker With Passive RadiatorSeptember 20, 2016 | Home / September 20, 2016 rave-video / CEDIA 2016: Amphion Features Argon 3S and 3LS Loudspeaker With Passive Radiator CEDIA 2016: Amphion Features Argon 3S and 3LS Loudspeaker With Passive Radiator