1) Big European brand 2) Big British brand 3) British brand 4) British international brand 5) European brand 6) European international brand 7) Famous European brand 8) Famous British brand 9) Loudspeaker 10) Loudspeaker system 11) Major European brand 12) Major British brand 13) Public-address system Found on https://www.crosswordclues.com/clue/tannoy