GREETING CARD WITH LED LIGHTS OEM service.custom-made is welcome( including sound and paper design) Materials: coated paper, ... , wave file,mp3 file, CD……are acceptedGraphic effect can be made :3D,flip, morph, zoom, 3D+flip, animation, explosion, twist, compress ... are available OEM orders and customer-made artworks are welcome!Fit ROHS and CE OEM service.custom-made is welcome( including sound and ...