... the button recordable function is available OEM/ODM mini sound module for plush toys play music when open boxrecordable function ... 16,23,27,29,36,40,50mm is avaiable for choice 5.PCB size:70mm*30mm;40mm*25mm customized ... activated the sound 9.battery:2-4pcs cell battery for different item 10.application:paper greeting card,gift/package ... ROHS FCC 12.OEM and ODM are welcome mini sound module for plush toy