... LED module with custom sound2.For book,toys,gifts etc3.Good quality and clear soundSpecifications 1. led strip light/LED voice module for ... Features: waterproof is available 8.the sound is customized,clearer and good quality9.LED voice module for book ,it can improve ... 25mm customized is avaiable6. Components: Voice IC,PCB board, speaker and battery7. Sound formate: MP3,WAV8. Switch Option: Pull-tab ...