Flexible neck microphone

Flexible PCB voice coil connector

Flow-through air-cooled loudspeaker system

Fluid coupled subwoofer acoustic enclosure system

Flush mount speaker mounting apparatus

Flush mounted directional microphone

Flush-mount pivoting speaker

Flush-mount swivel tweeter system for vehicular audio

Flush-porting method and device for reduction of wind-induced no

Foam mounted receiver for communication headset

Foldable headphones

Foldable hook for headset

Foldable speaker rack for use with spas

Folded coaxial transmission line loudspeaker

Folded coaxial transmission line loudspeaker

Frequency response enhancements for electro-dynamic...

Frequency selective acoustic waveguide damping

Frequency-dependent amplitude modification devices for acoustic

Frequency-selective sound transducer

Full range loudspeaker