Ambidextrous sound delivery tube system
Announcement recording and message playback system for a telepho
Apparatus and method for a custom soft-solid hearing aid
Apparatus and method for audio data compression and expansion wi
Apparatus and method for speech signal processing
Apparatus and methods for increasing magnetic field in an...
Apparatus for communication coupling with a hearing aid
Apparatus for integrating a plurality of audio systems
Apparatus for use in the adjustment of the secondary adjustment
Arrangement for avoiding annoying sustained oscillations in a cl
Audio decoy
Audio distributing system
Audio shoe contact for a hearing device
Audio signal storing apparatus having a function for converting
Audio speaker connector employing concentrically oriented speake
Audio transducer improvements
Audio transducer improvements
Audio transducer with controlled flexibility diaphragm
Audio transducer with controlled flexibility diaphragm
Audio transducer with flexible foam enclosure