A loud speaker is a device that amplifies sound, allowing it to be heard over a greater distance. The crossword solutions for the term 'Loud Speaker' are STENTOR (7 letters), STOR (4 letters), TANNOY (6 letters), and ORATOR (6 letters). STENTOR was a figure in Greek mythology known for his powerful voice. STOR is an acronym for Sound Transmission Outdoors Rating, which is a measure of how well a loudspeaker can project sound outdoors. TANNOY is a British company that manufactures loudspeakers. ORATOR is someone who speaks in a loud and powerful manner.