The following command will Output your microphone to a remote computers speaker.
dd if=/dev/dsp | ssh -c arcfour -C username@host dd of=/dev/dsp
arecord -f dat | ssh -C user@host aplay -f dat
dat‘ with ‘
cd‘ to get 44100hz instead of 48000 quality is very good but not so heavy on the bandwidth. Now don’t blame me for spooking your friend or colleagues by doing this.