loudspeaker vs loudspeaker system

loudspeaker and loudspeaker system both are nouns.

Word	Noun	Adjective	Verb	Adverb
loudspeaker	Yes	No	No	No
loudspeaker system	Yes	No	No	No

As nouns, loudspeaker and loudspeaker system are synonyms defined as:

loudspeaker and loudspeaker system: electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance

Other synonyms of loudspeaker include speaker, speaker system, speaker unit.

loudspeaker (noun)	loudspeaker system (noun)
electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance	electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance