ADJUSTABLE, DUAL SPEAKER ELEMENT IN-EAR PHONE

An adjustable, dual speaker element earphone. One of the speaker elements is sized to fit into the cavum concha of the listeners ear and the other element is not. A hinged joint may allow the larger speaker element may be rotated about a vertical axis of the hinged joint so that the larger speaker e...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JAMES J. POTTER, MANDY JOHNSON, ALLAN MLODZIKOWSKI, MICHAEL J. PELLAND, RONALDO J. SANTIAGO, MICHAEL J. KOSS
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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