Smart Business Card. Share your business card, SNS, website, and documents instantly. Just tap the card on the other person's smartphone. No app is needed for either the user or the recipient, making it easy to use. Ideal for strengthening branding, increasing followers, and reducing costs. Cutting-edge technology. Perfect for individuals, creators, and anyone looking to promote themselves. I am selling this because I accidentally purchased the wrong color. It is a new, unopened item, but there may be some minor soiling on the box due to home storage. Please consider purchasing only if you understand this.