voice test
noun
1A test of a person's ability to hear a whispered or spoken word or phrase from a set distance, as a gauge of hearing ability.
2An audition testing the vocal abilities of a singer, actor, broadcaster, etc.
3An analysis performed on a recorded sample of a voice in order to determine if it belongs to a particular person.
Origin
Late 19th century; earliest use found in Daniel Roosa (b. 1838).