Ergonomics. Using your voice to activate a function. It is also known as voice- activated control, speech amplification system. It is a system that consists of a microphone that is attached to a headset and a small amplifier designed to increase the volume.

SPEECH-ACTIVATED CONTROL: "An example of a speech activated control is voice activated dialling on our phones."
Cite this page: N., Pam M.S., "SPEECH-ACTIVATED CONTROL," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/speech-activated-control/ (accessed September 19, 2021).