... for gifts 2.Custom sounds 1-180s 3.Excellent sound effect 4.Long life duration Detail descriptions of new design greeting ... card 1. Application in birthday cards, mother’s day cards, Christmas cards, valentine’s day ... customized6. Paper card weight: 200g, 250g, 300g, 350g7. Card design: artworks8. Music duration: 1-180s9. Music format: MP3 or WAV10 ...