Telephone handset, cordless telephone or mobile telephone for improving acoustic problems in a frequency range

Abstract

A telephone handset, a cordless telephone or a mobile telephone (4) comprising a transducer (2) provided as a circular capsule (2), which along a ring-shaped front side by means of a ring-shaped gasket is connected to an inner wall of an earcap plane or an earpiece (10), which in front of the front side of the transducer diaphragm has a number of apertures (14), and where a number of acoustic connections (16) to an interior cavity (6) and occurring leakages of the handset or the telephone are provided in said earcap plane or earpiece (10) in such a manner, that said connections (16) are positioned outside the ring-shaped gasket (12) and preferably outside the circumference of the transducer (2) but inside a diameter determined by the ear represented by a standardized measuring ear, that is inside a diameter of preferably 25 mm.

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