Synchronous dustproof cover structure for sound membrane

Tangential stress reduction system in a loudspeaker suspension

Tangential stress reduction system in a loudspeaker suspension

Tangential stress reduction system in a loudspeaker suspension

Temperature/environment-resistant transducer suspension

Tensioned diaphragm mounting for an electroacoustic transducer

Underwater communications device

Variable pattern, collapsible, directional transducer

Vibrating diaphragm of false speaker structure

Vibration system part for speaker device and manufacturing...

Vibratory diaphragm for loudspeaker

Vibratory elements for audio equipment

Vibratory material of paper pulp and carbon fibers

Waterproofing loudspeaker cones

Wind noise and vibration noise reducing microphone