Question 1

Is there a minimum order?

Accepted Answer

No, you can order from 1 piece.

Question 2

Is the card encoded?

Accepted Answer

No, the card is sent with factory defaults.

Question 3

Is shipping included in the price?

Accepted Answer

Standard shipping is added to the unit price for deliveries worldwide. Express options are available at an additional cost.

Question 4

What artwork should I upload?

Accepted Answer

We accept PDF, PNG, and JPG. For the sharpest result, supply artwork at 300 DPI in CMYK color mode. RGB also works.

Question 5

How do I write data to the chip?

Accepted Answer

The NTAG424 ships with factory defaults. After delivery you can encode a URL, text, or your own payload using any NFC capable phone or NFC tool.

Question 6

Can I use this as a Bolt Card?

Accepted Answer

Yes. Every card uses the NTAG424 DNA chip that the Bolt Card standard runs on. It ships with factory defaults, so after delivery you can set it up as your own Bolt Card and pay over Lightning with a tap. Configure it yourself with the open tools at boltcard.org. We do not preprogram cards as Bolt Cards.

Question 7

How do I pay?

Accepted Answer

Every order settles in Bitcoin over the Lightning Network. Pay the invoice and your order is confirmed instantly.

Question 8

How secure is the NTAG424?

Accepted Answer

It uses AES-128 encryption and SUN authentication, so every tap can be cryptographically verified against cloning.

Question 9

Can I sell my own designs?

Accepted Answer

Yes. Publish a design to the community catalog and earn a royalty in sats on every sale.

Question 10

How long does it take?

Accepted Answer

Cards are printed to order. Production usually takes a few business days, then worldwide shipping applies based on your destination and chosen method.

Frequently asked questions