... for gifts 2.Custom sounds 1-180s 3.Excellent sound effect 4.Long life duration Detail descriptions of new design greeting ... customized6. Paper card weight: 200g, 250g, 300g, 350g7. Card design: artworks8. Music duration: 1-180s9. Music format: MP3 or WAV10 ... 500 times12. OEM item available: ideas, prototypes, artworks13. Passed testing: CE, ROHS, EN71, ISO90014. Export to: USA, UK, Canada, Australia, ...