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New COLDCARD Mk4 with upgraded secure elements, USB-C connector, new plastic, optional NFC, massive RAM for multisig, and much-much more.
Learn more here.
USB cable not included
All Products
New COLDCARD Mk4 with upgraded secure elements, USB-C connector, new plastic, optional NFC, massive RAM for multisig, and much-much more.
Learn more here.
USB cable not included
For one special bundle price, you get:
1 x COLDCARD® Mk4
2 x Industrial MicroSD
For one special bundle price, you get:
2 x COLDCARD® Mk4
2 x Industrial MicroSD
1 x Power-Only USB-C Cable
1 x SEEDPLATE™ Backup
1 x Center Punch
1 x COLDPOWER Adapter
1 x Security Bag Kit
For one special bundle price, you get:
1 x COLDCARD® Mk4
1 x Industrial MicroSD
3 x SEEDPLATE™ Backup
1 x Security Bag Kit
For one special bundle price, you get:
1 x COLDCARD® Mk4
2 x TAPSIGNER™
For one special bundle price, you get:
3 x COLDCARD® Mk4
6 x Industrial MicroSD
1 x Sticker Collection
2 x Security Bag Kit
Our second Bitcoin art piece
with 7 EInk digits.
Track prices from exchanges, see blocks as they are published by miners
and connect Opendime to display balance, fiat value, and deposit QR codes.
Requires WiFi & Internet connection.
The cute little sibling to our MINI Blockclock:
the new MICRO!
Same huge selection of data values from exchanges and the blockchain,
but about a third the size on your desk, with a single e-ink display.
Requires WiFi, Internet connection, and USB power source. Cable included.
Prepaid Gift Card for any product or service from this store. Delivered as unique codes that you can give to friends, family and associates or resell.
Learn more here and check balances.
Must be purchased with Bitcoin.
Special ORANGE edition of our standard V4 Opendime. No software differences, just the unique and Bitcoin-appropriate color!
Finally a stealth-looking edition of our standard V4 Opendime. Plain Green PCB. All outside references to Bitcoin have been removed and comes in a new shape, but no software differences. Obverse side reads "Flash Drive / 32 bytes".
NEW v4! Fourth generation of the Opendime: a small USB stick that allows you to spend Bitcoin like a dollar bill. Pass it along multiple times. Connect to any USB to check balance. Unseal anytime. Trust no one.
Magnetic Power-Only Cable with 3x USB-C Adapters.
Power your COLDCARD Mk4, with confidence that the data lines are
not connected! Leave the USB-C adapter (3 included) attached,
and then easily magnetically snap it into place as needed (a "port saver").
Only for Mk4 (not Mk3 or earlier).
Industrial Grade MicroSD for secure Coldcard backups.
True SLC design w/ wear-leveling & block mgmt.
Environmental tested (bend / torque / salt spray / solar radiation) and
harsh temperatures: -40°C to +85°C.
Picture for illustration only.
Power your Coldcard and other low power USB devices from a standard 9-volt battery without any USB data concerns. Makes a great gift for the cypherpunk in your life. Learn more here.
Adaptor only. Cable and battery not included. 5volts at 500mA max current.
Single 24 word plate, 12 words per side! Quality, thick steel, cut and etched in Canada. Etched text marks chemically colored in black for better legibility. This design was kept small in size—only 5x3"—for better storage and concealment. Learn more.
Center Punch sold separately. Design may vary depending on batch.
We recommend using this Automatic Center Punch for marking the SEEDPLATE. Just press and it will automatically snap to mark. Made out of High Speed Steel.
Water resistant metal capsule to hold your Opendimes! Big enough for a bunch of Opendimes (any generation) or a single 2.75" 12-gauge round. Colour: space grey.
Opendimes sold separately.
Save time rolling dice with a bag of 100 cute and tiny little dice. Generates 256 bits of entropy in a single shake! Watch the video here. 100 quantity, 5mm, black/white D6 dice.
COLDCARD and SEEDPLATE sold separately.
3 x Opaque, Tamper-Evident bags
4 x Recovery Cards
2 x ESD bags
Bag internal size is 10.5x6in
Water-resistant, black, hard-case with custom protective foam for the COLDCARD Mk4. Un-branded and low profile. see more pictures here
COLDCARD Mk4 not included.
Don't Trust - Verify
Black, Twill Unstructured Cap.
COLDCARD and SEEDPLATE not included.
Honey Badger
Grey, Twill Unstructured Cap.
COLDCARD and SEEDPLATE not included.
OUT-OF-STOCK
Sauna Hat
Traditional wool sauna hat with Steamy Honey Badger.
Limited quantities!
Velcro Vinyl Patch: Coinkite Honey Badger (2 x 3 inches)
Hat not included.
For one special bundle price, you get:
1 x COLDCARD® Mk4
2 x Industrial MicroSD
1 x Power-Only USB-C Cable
1 x SEEDPLATE™ Backup
1 x Center Punch
1 x COLDPOWER Adapter
1 x Security Bag Kit
TAPSIGNER featuring the Bitcoin Honey Badger.
Learn more at: tapsigner.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
New "tri-blue" TAPSIGNER design.
Learn more at: tapsigner.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
TAPSIGNER Custom Design for Nunchuk.io
Learn more at: tapsigner.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
SATSCARD First Edition.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition Melting Fiat artwork by Cryptograffiti.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special card for fans of the Mempool.space website. $2 of every purchased is donated to the mempool open source project
Learn more at: getsatscard.com and see them all in our gallery of cards.
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
Any SATSCARD is great for a gift, but this design is for Christmas gift-giving.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition The Little HODLer comic by Lina Seiche.
Up to 6 can ship for a special flat-rate if ordered alone.
The Bitcoin Standard is a book written by Saifedean Ammous.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
The classic meme: Magic Internet Money
Learn more at: getsatscard.com and see them all in our gallery of cards.
Art by u/mavensbot
Design inspired by Bitcoin: A Five Minute Introduction.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition "Cry Harder", artwork by NoGood.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition artwork by Sketchnote.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition Yellow ₿ Flames artwork by NoGood.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition The Moon Honey Badger artwork by Mu Uncooperative.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Celebrating Lunar New Year for 2023: Year of the Rabbit.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Chinese Red Envelope artwork for gift-giving any time of year.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition Neon Honey Badger artwork inspired by NVK and ZLOK collab.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition Lucky Badger artwork by Mu Uncooperative.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Covert SATSCARD that appears to be a forgotten hotel room key. Plain back side, no Bitcoin branding.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Enter the Bitcoin Rabbit Hole.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Solar-wave couple of the future.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
The suits are freaking about an orange pill?
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Who is the new king of the money hill? The Honey Badger.
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition artwork by Yegor Petrov
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special edition artwork by Yegor Petrov
Learn more at: getsatscard.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Special card for fans of the Zeus Bitcoin Wallet. $2 of every purchase is donated to the Zeus open source project.
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
Notes and Other Stuff Transmitted by Relays. $2 of every purchase is donated to bountsr.org
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
Special card for fans of the Sparrow Wallet. $2 of every purchase is donated to the Sparrow open source project.
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
Any SATSCARD is great for a gift, but this design is for Birthdays. 🥳
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
State Flag and Shape of Texas U.S.A.
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
Country Flag of El Salvador, the first country to declare Bitcoin as legal tender!
Lock your place in line with this reservation. Up to 6 can ship for a special flat-rate if ordered alone.
CUSTOM DESIGN
TAPSIGNER™ Custom for PubKey
Custom TAPSIGNER design for the PubKey Bar in New York City.
Visit to learn more.
CUSTOM DESIGN
SATSCARD™ for Spiral
Custom SATSCARD design for Spiral.
Visit to learn more about Spiral.
CUSTOM DESIGN
SATSCARD™ NEMS 2023
Custom Design for Nashville Energy & Mining Summit 2023.
Visit to learn more.
CUSTOM DESIGN
SATSCARD™ NSBA
Special edition artwork for Mr. Mow
CUSTOM DESIGN
SATSCARD™ NVK
Special edition artwork for NVK
CUSTOM DESIGN
SATSCARD™ Your Brand Here
For your own card branding, please contact sales@coinkite.com for up to date pricing.
Lead time 12 weeks.
COMING SOON
SATSCHIP™ For Artists
25mm / 1 inch square (and very thin) chip-only version intended for artists to embed
into their works. Similar to TAPSIGNER, but allows public record of the artwork and
cannot be backed-up.
Learn more at: satschip.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Card version of the SATSCHIP, intended for artists to attach onto their works.
Learn more at: satschip.com and see them all in our gallery of cards.
Up to 6 can ship for a special flat-rate if ordered alone.
Replacement unbranded NFC blocking sleave (empty, single unit).
All of our SATSCARD, TAPSIGNER and SATSCHIP cards are shipped with this sleave included.
OBSOLETE - SOLD OUT
TAPSIGNER™ First Edition
TAPSIGNER First Edition design.
Learn more at: tapsigner.com and see them all in our gallery of cards.
This design is no longer being made and is no longer for sale.
Mixed Shipment
Your cart now contains a mixture of ready-to-ship items,
out of stock and/or reservations.
You might save on shipping costs by doing this for out-of-stock items, but for reservations, it will cost you double shipping!
It's best to do only reservations (and giftcards) in one invoice.
You might save on shipping costs by doing this for out-of-stock items, but for reservations, it will cost you double shipping!
It's best to do only reservations (and giftcards) in one invoice.
Singular Shipment
Your cart now contains a mixture of items, or more than one large item.
This special item requires special handling and cannot be combined with other items,
nor multiples of the same item.
Please make two purchases so we can provide the best service.
Please make two purchases so we can provide the best service.
Special Item: One Per-Invoice
Your cart already contains one of these, or more than one large item.
This special item requires unique handling and cannot be combined with
multiples of the same item.
So we can provide the best service, please complete payment for this invoice (you can still add little things to it) and then start another invoice if needed.
So we can provide the best service, please complete payment for this invoice (you can still add little things to it) and then start another invoice if needed.