piano sound book
for children education music book,children toys,sound book,talking book. add piano sound box on book to play the sound of piano and music.to increase children's learning interests.
product meet CE ROHS EN71-1/2/3 REACH quality standards safe for children and environment.
other shape,size,case color,sound files,printing artwork,paper materials accept customized.
Welcome OEM/ODM,please send me you detail product requirements.