Structure of speaker
Structure of speaker use on ship
Subminiature bone vibrating speaker using the diaphragm and...
Subwoofer
Subwoofer assembly
Subwoofer assembly
Subwoofer speaker system
Subwoofer with cascaded linear array of drivers
Subwoofer--loudspeaker box
Super tweeter
Super-directional loudspeaker using ultrasonic wave
Support device for a behind-the-ear hearing aid
Support for earphone unit for a scuba diver mask
Support structure of loudspeaker unit and loudspeaker system
Surface acoustic wave device
Surface acoustic wave device
Surface mount electromagnetic sound producing device
Surface mountable transducer system
Surface mountable transducer system
Surface-laminated piezoelectric-film sound transducer