A controlled speaker by fluid

The present invention relates to a speaker controlled by fluid, and more specifically, to a speaker controlled by fluid, which comprises: a body part which has an empty space formed therein so that fluid can be stored therein; and a speaker module which is provided inside the body part. When the flu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LEE KYUNG RYONG, MUN JIN YOUNG, PARK YOUNG WOO, KIM SU BIN
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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