CEDIA 2019: McIntosh Unveils Its WS300 In-Wall LoudspeakerSeptember 17, 2019 | Home / September 17, 2019 rave-video / CEDIA 2019: McIntosh Unveils Its WS300 In-Wall Loudspeaker CEDIA 2019: McIntosh Unveils Its WS300 In-Wall Loudspeaker