Doorknob Pro
Authenticated entry, reimagined.
From $449
Subscription required to operate.
Doorknob
Hardware from $449
Tech Specs
- Rotation Model
- Adaptive torque assist w/ haptic feedback
- Biometric Layer
- Grip ID + palm vein + HRV signature
- Sensors
- Thermal array, 9-axis IMU, capacitive ring
- Connectivity
- Wi-Fi 6E, Thread, Matter, cellular backup
- Latency
- < 180ms p99 from grip to unlock
Pick a plan for your Doorknob Pro.
Every Superengineered device runs on a subscription. Upgrade any time.
Personal
$9
/ month
- ✓Biometric grip ID (up to 12 users)
- ✓HRV stress logging
- ✓Priority firmware
Recommended
Pro
$24
/ month
- ✓Palm vein authentication
- ✓Anomaly detection ML
- ✓Remote turn audit log
Enterprise
$99
/ month
- ✓All Pro features
- ✓SSO + SAML
- ✓SOC 2 + ISO 27001
- ✓24/7 on-call support
DoorCloud+ Pro subscription required for authentication layer.
HRV data may be shared with our health partners per opt-in.
