ic music chip for greeting card/book/bag/doll/toy mp3/wav faormat music/animal voice FCC CE ROHS SGS ISO9001:2008 ic music chip for greeting card/book/bag/doll/toy 1,COB board size:30mmx40mm2,time:0-270seconds3,with double-face adhesive paper back4,pull tab switch/customied5,speaker:29mm,38mm,40mm or others.6,batteries:2xAg10 or 3xAg10 button batteries7,comply CE &RosH8,Your OEM or ODM sound ...