Sound board with child book for pre-school. Customized are acceptable Good audio quality Meet CE RoHS SGS Welcome OEM. Details :Sound pad , sound board for story child book for pre-school educationCustomized are acceptableGood audio qualityMeet CE RoHS SGS FCCWelcome OEM / ODM IdeaABS plastic shell, Paper book Sound pad ,sound board, sound panel for child book.Customized sound,shape ,size and all ...