... with custom sound2.For book,toys,gifts etc3.Good quality and clear soundSpecifications 1. led strip ... sensor etc.7.Features: waterproof is available 8.the sound is customized,clearer and good quality9.LED voice module for ... : 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 ...