... ,cards and toys OEM design Voice Recordable Module Function: message recording (optional) Voice recording duration: 6s, 10s, ... 16s, 20s, 32s, and 60s Component: PCB, voice chip, a speaker, MIC, LED indicator and batteries Battery ... and ODM orders are welcomeSuitable for greeting card,One piece/OPP bag Outer packing: 6 ... : 13MOQ is 3000 pcs recording voice chip/greeting card sound module/music module