1.LED programmable voice chip module 2.hot-selling in toys ... gifts etc3.Good quality and clear soundSpecifications 1. led strip light/LED voice module for kids shoes ,bags and ... needed4. Speaker Size: Dia 16,23,27,29,36,40,50mm is avaiable for choice5. PCB Size: 70mm*30mm; ... 40mm*25mm customized is avaiable6. Components: Voice IC,PCB board, speaker and battery7. Sound formate: MP3,WAV8. Switch Option ...