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@dtonon
OP
9 Feb 2023
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on: Coldcard: Bitcoiners, please meet Q1
bitcoin
https://coldcard.com/static/images/q1/coldcard-q1-2.jpg
Q1 Highlights
QWERTY Keyboard: ideal for long BIP-39 passphrases.
320x240 pixel LCD screen, 3.2" diagonal size. Four times Mk4 size.
Battery powered by 3x AAA cells (or USB). Airgapped and/or 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
Includes internal storage for spare MicroSD cards.
USB data & NFC data can be irreversibly blocked, by cutting a PCB trace: it permanently disable USB data and/or NFC data.
More:
https://coldcard.com/docs/coldcard-q1
This is a real pro calculator! :)
Old memories:
https://nostr.build/i/nostr.build_340e896f5268d53f36350d95db1b39b74a8683b5d856c8da5f480d852ff31a87.jpeg
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100 sats
Q1 Highlights