Hardware Wallet

Coldcard Mk4

$147

In StockFree shipping

The Coldcard Mk4 is a Bitcoin-maximalist hardware wallet with no altcoin support — by design. Features a numeric keypad for PIN entry, OLED screen, air-gap operation via microSD card, and dual Secure Element chips. Fully open-source. Supports PSBT, multi-sig, and advanced Bitcoin features like coinjoin preparation. Made in Canada.

Quantity

Subtotal$147

ShippingFree

Total$147

Tax calculated at checkout

Free shipping5-day returnsFactory-sealed

Specifications

displayOLED 128×64 px

connectivityUSB-C + microSD (air-gap)

securityDual Secure Element (Microchip ATECC608A)

dimensions88 × 51 × 9 mm

weight30g

Supported AssetsBitcoin only

In the box

1 Coldcard Mk4
1 USB-C cable
MicroSD card
Security bag