Record your voice through a cup onto another one. Play it back and step into Edison's shoes. A real retro gadget for US$65.00 for that person who has everything.
Gakken Cup Phonograph Kit in Edison-style [Audiocubes]
Record your voice through a cup onto another one. Play it back and step into Edison's shoes. A real retro gadget for US$65.00 for that person who has everything.