... 3,with double-face adhesive paper 4,pull tab switch sound chip1,COB board size:30mmx40mm2,time:0-270seconds3,with double ... CE &RosH8,Your OEM or ODM sound module also can be made by your design chart.9,Pls send your customizable recording ... you can direct tear the doubleface adhesive paper to attach sound module on them ,then when you open greeting card to ...