1.3D design card 2.Plays up to ... finish: gloss coating, foil-stamping, matt lamination, and 3D designsPackage: each card with an envelope in a polybag ... catalog, etc...When you open the card play sounds.Slide switch Module Size: 24x40mmSpeaker size: Dia40mmBattery:2 or ... package, promotional package, etc.Activated: by push, pull-tab (slide), light, voice, vibration, PIR, etcFunction: pre-recorded or ...