Brickipedia
“The set's unique feature was Wazo's head, which contained a digital sound recorder activated by red (record) and green (play) buttons on the character's ears. A small loudspeaker was mounted in its snout, and the unit was powered by internal replaceable batteries. Although... More the recording time was limited to only a few seconds, the audio quality was remarkably good.”
Full review at brickipedia.fandom.com