... audio quality Meet CE RoHS SGS Welcome OEM. Details :Sound pad , sound board for story child book for pre-school educationCustomized ... SGS FCCWelcome OEM / ODM IdeaABS plastic shell, Paper book Sound pad ,sound board, sound panel for child book.Customized sound,shape ... and sections, it can emit real-man voice 2.Sound pad with custom voice and 4/6/8/ keys3.LOGO customized ...