sound bookmark

Voice card ,talking card ,music card,can be customed as client's including printing and sound file. Duration time:3 to 270 seconds Customized designs are accepted The life cycle for cards:300-350 times(from the beginning to end of music as one time) The structure:electronic parts,paper card Function: 1)When you open card, will make sound(voice,music) 2)When you press " play" button, will make sound(voice,music) Foldarable size:21*14.5cm Sample time:7 to 8 days Packing:1pc/OPP bag 264pcs/ctn,ctn size:42.5*39.5*48cm,11.7kg/ctn