simple past tense and past participle of voiceover

A speaking tube.

plural of voicepipe

The process of creating a voiceprint.

A pre-recorded spoken clip to be used later on the radio

To record speech, in order to play at a later date on the radio

simple past tense and past participle of voicetrack

(rare, phonetics, linguistics) The process by which a phoneme becomes voiced

In a voiced or voiceful manner

(cinematography) An audio track spoken or sung in the background.