The Keystone 3 Pro is an open-source hardware wallet with unbeatable security: 3 PCI security chips, fingerprint sensor for biometric verification, and a 4-inch touchscreen. Fully air-gapped via QR code communication — no USB, Bluetooth, or WiFi connections.
Triple security chips
Three independent PCI security chips for maximum protection of your private keys.
Fingerprint sensor
Biometric verification ensures only you can authorize transactions.
4-inch touchscreen
Large, clear display for comfortable transaction verification and navigation.
100% air-gapped
QR code only communication. No USB, Bluetooth, or WiFi — zero attack surface from connectivity.
At a Glance
| Display |
4-inch color touchscreen |
| Connectivity |
QR Code only (100% air-gapped) |
| Security |
3 PCI Secure Element chips + fingerprint sensor |
| Battery |
Rechargeable (USB-C charging only) |
| Open source |
Firmware & hardware |
| Coins |
Bitcoin + 5,500+ cryptocurrencies |
| Manufacturer |
Keystone |
Open source
Fully open-source firmware and hardware. Community audited for transparency.
Multi-chain support
Supports Bitcoin, Ethereum, and 5,500+ cryptocurrencies and tokens.
Shamir backup
Split your seed into multiple shares for distributed security.
Compatible wallets
Works with MetaMask, Sparrow, BlueWallet, OKX, and many more.
Features
- 3 independent PCI security chips
- Fingerprint biometric verification
- 100% air-gapped via QR codes only
- 4-inch color touchscreen
- Open-source firmware & hardware
- Shamir Backup support
- USB-C charging (data transfer via QR only)
- Compatible with MetaMask, Sparrow, BlueWallet, OKX
Product safety information
Manufacturer information:
Keystone
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