Symmetrical speaker having structural reinforcing ports
Synchronized multiple transducer system
Synchronous common polar resonant wall type speaker cabinet
System and method for a combined rotatable mechanical and...
Television set speaker system
Thin-wall multi-concentric sleeve speaker
Transducer enclosure
Transverse waveguide
Tube speaker
Tunable speaker tube
Unidirectional enhancer for microphones
Unidirectional speaker enclosure
Vehicle door structure
Vented loudspeaker
Vibrating diaphragm type audible device with acoustically improv
Vibration masking noise system
Virtual imaging multiple transducer system
Water gun with sound effects module
Water resistant audible toys with sound effects
Waterproof speaker