Two-way communications earset with filter

Details Two-way communications earset with filter Two-way communications earset with filter

H - Electricity

04

M

H04M 1/05 (2006.01) H04R 1/10 (2006.01) H04R 3/02 (2006.01)

Patent

CA 2094667

ABSTRACT A two way voice communications earset which is situated in the ear of the user and which includes a filter in an audio signal loop coupling a microphone and a speaker of the earset.

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