... .good quality 2.reasonable price 3.waterproof sound module 4.CE$ISO9001:2008 Waterproof greeting cards module 1.Applied for: greeting cards, ... etc3.Flashing Sound IC Chip: pre-recorded or recordable, with LED flash (optional)4.Messages: voice, music, and sound, customized ... colour flashing light!6.Components: PCB, IC, speaker, microphone, LED indicator, batteries, wire harness, switch, more or less for ...