Sound output device

• Main Authors: AKAI TAKAYUKI, TANAKA SOICHI
• Format: Patent
• Language: Chinese; English
• Published: 14.06.2022
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

The shell is provided with a first part and a second part which are different in shape and size, and the shape of the first part is larger than that of the second part; and a speaker disposed within the housing and outputting sound. The first portion has a first bulging portion and a second bulging...