Cypher

Accepts Bitcoin payments via on-chain transactions.

Accepts Bitcoin payments via the Lightning Network for faster and cheaper transactions.

Accepts payments in alternative cryptocurrencies other than Bitcoin.

Accepts traditional credit and debit card payments.

Length x Width x Height

- Length: the longest side of the device

- Width: the shorter side of the device

- Height: the vertical dimension of the device

Whether all necessary tools for setup and engraving are included in the package.

Resistant to water damage and can withstand flooding or water exposure.

Resistant to high temperatures and fire damage, protecting your seed phrase in case of fire.

Resistant to physical crushing and compression forces.

Resistant to corrosion from chemicals, salt water, and environmental factors.

Resistant to impact and shock damage from drops or physical trauma.

Has undergone rigorous stress testing to verify durability claims.

Offers PIN-based access control to protect your seed phrase from unauthorized access.

Supports encrypted storage of your seed phrase for additional security.

Features tamper-evident sealing to detect if the backup has been compromised.

Supports storing multiple seed phrases or private keys in a single device.

Supports backing up wallet output descriptors that define how to generate addresses and spend funds.

Supports backing up 12-word BIP-39 seed phrases.

Supports backing up 24-word BIP-39 seed phrases.

Supports backing up seed phrases encoded as QR codes.

Supports backing up Shamir's Secret Sharing scheme (SLIP-39).

Supports backing up hexadecimal strings.

Supports backing up ASCII text strings.