Coldcard Wallet
Wallet Website
Coldcard is a Bitcoin only open-source hardware wallet, with back-up possibilities via an encrypted microSD card. The private key is stored in a dedicated security chip. MicroPython software design allows users to make changes.
Card description:
1 Display (128x64 pixels, OLED)
2 MicroUSB connection to PC.
3 MicroSD card slot. Push to eject.
4 Genuine light (Green)
5 Caution light (Red)
6 Numeric keypad. Plus X (Cancel/Refuse) and OK (Checkmark/Accept). Arrows keys on 5,7,8,9 for menus.
7 DFU Button (hole). Not used outside of the factory
Coldcard wallet state high compatability with the following wallets:
BitcoinCore
Specter-Desktop
Unchained Capital
Coldcore
Electrum
Wasabi Wallet
Casa
Sparrow
BTCpay
Fully Noded
BlueWallet
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