To amplify low frequencies emitted in handsfree mode by a multifunction
earpiece (earpiece, loudspeaker, buzzer) of a telephone handset, the
earpiece being tolerant to leaks in a discreet mode of operation, a tube
projects into a cavity in the casing of the handset, around an aperture
through which the cavity communicates with the exterior of the casing.
The handset thus includes a multifunction earpiece that is tolerant of
leaks in a discreet mode of operation and provides good sound quality in