A device and method for handling announcement of an incoming call in a
telephone handset at least in part in accordance with a measured ambient
noise level is provided. In some embodiments, the disclosed device
includes an audio signaling mechanism such as a ringer whose loudness is
automatically adjusted in accordance with a measured ambient noise
levels. Alternatively or additionally, the present invention provides an
audio speaker for outputting received voice communications, wherein the
loudness of the speaker is determined at least in part in accordance with
a measured ambient noise level. In some embodiments, the present
invention provides methods and devices for handling announcement of an
incoming call at least in part in accordance with electrical output from
other sensing circuits such as location sensing circuits and
environmental circuits. In some embodiments, a loudness of the audio
speaker for outputting received voice communications is determined at
least in part in accordance with electrical output from other sensing
circuits such as location sensing circuits and environmental circuits.