... voice module for children book Sound book chip for children's book With customize sound Good sound effect music chip/ voice module for children bookWith customize ... effectPassed CE,ISO9001,FCC,ROHSDetail information for talking book:Size: 21.8*21.5*2.3cm for total book,8.8*6.2*1 ... button,any color of the plastic button and any pictures for the book are available.Material:4C printing 128gsm art paper, 1 ...