A portable listening device comprising: a device housing defining an internal cavity; an acoustic port formed through the device housing; an audio driver disposed within the device housing and aligned to emit sound through the acoustic port; a multifunction input button coupled to the device housing, the multifunction input button having a distal end and a proximate end, a centerline between the distal and proximate ends and an axis of rotation located between the center line and the proximate end; an electronic circuit disposed within the device housing that requires power to operate and is configured to detect activation of the button; and a battery disposed within the device housing and operable to provide power to the electronic circuit.