What device did Bell develop for recording and replaying the spoken word?

Answer

The graphophone

The graphophone was developed as an improved version of the phonograph. It allowed for more advanced methods of recording and replaying human speech, representing a continuation of Bell's professional dedication to analyzing and enhancing the mechanics of sound and vocal communication.

What device did Bell develop for recording and replaying the spoken word?
inventionAlexander Graham BellinventorMotivation