COLDCARD Q Highlights
- QWERTY Keyboard: ideal for long BIP-39 passphrases.
- 320×240 pixel LCD screen, 3.2″ diagonal size. Four times Mk4 size.
- Battery powered by 3x AAA cells (or USB). Airgapped and wireless!
- Dual MicroSD slots (push-pull type, not spring loaded).
- QR Code scanner done right™, with LED illumination and advanced scanning algorithms and serial interface.
- NFC communication, like Mk4 but with dedicated NFC antenna.
- Includes internal storage for spare MicroSD cards.
- USB data & NFC data can be irreversibly blocked, by cutting either PCB trace: disables USB data or NFC data at electrical level.
Same as the COLDCARD Mk4
- NFC-V compatible: tap to transmit all data types, including PSBTs, addresses, and XPUBs.
- Two Secure Elements from two manufacturers; minimizes unknown vulnerability risks.
- USB Virtual Disk Mode: emulates a 4MB disk when connected to macOS, Windows, iPhone, etc.
- Many extensive duress PIN options (Trick PINs)
- USB-C connector
- Same fast processor and high memory capacity.
Explainer in English by Bitcoin Sessions: https://www.youtube.com/watch?v=FiNCG-7EN4A
Explainer in Dutch coming soon