EAR SPEAKER MICROPHONE USE WITH

Brand Owner (click to sort) Address Description
E-COMM TELEX COMMUNICATIONS, INC. 12000 Portland Avenue South Burnsville MN 55337 ear speaker/microphone for use with two-way communication systems;
EAR-MIKE BOSCH SECURITY SYSTEMS, INC. 130 Perinton Parkway Fairport NY 14450 ear speaker/microphone for use with two-way communication systems;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. In a vocal sound input apparatus for an automotive vehicle, both a receiving microphone and a noise collecting microphone are provided, both of the receiving microphone and the noise collecting microphone being arranged onto a predetermined portion of a vehicle body in such a manner that a direction of a sensitivity of the receiving microphone is opposite to that of the noise collecting microphone for the receiving microphone to enable to receive a vocal sound from a speaker and for the noise collecting microphone to enable to collectively receive a noise of a surrounding of the speaker.