Device Type: IP Face Recognition Apartment Door Station (Outdoor Station)
Brand/Model: Dahua DHI-VTO7541G (Ultra Series; current variants: -S2 / -S3)
Video Output: 8-inch Capacitive Touchscreen, 800 × 1280 (Portrait); Dual 2MP 1/2.8″ CMOS Cameras; H.265/H.264; WDR 120dB; IR + White Light Fill; 720p Main Stream / 1080p Sub Stream @ 25fps
Data Ports: 1× RJ45 10/100 Mbps Ethernet; 1× RS-485; 1× Wiegand (Input/Output Configurable); 2× Alarm Inputs / 2× Alarm Outputs; 1× Exit Button Input; 1× Door Status Detection; 1× Lock Control Relay (supports 2 locks on S3 with secure mode); 1× 12V/500mA Power Output; MicroSD Slot (up to 512GB)
Authentication: Face Recognition (99.9% accuracy, 0.2s per person), Fingerprint (Capacitive), Password, IC Card, QR Code
(DSS-supported), Remote Unlock (Indoor Monitor / App / Management Center); Liveness DetectionCapacity: Up to 100,000 Users / 50,000 Faces / 50,000 Cards / 10,000 Fingerprints (S3 variant; original VTO7541G supports 20,000 faces / 10,000 cards / 10,000 fingerprints)
Protection & Power: IP65 (S3; original VTO7541G rated IP66) with silicone sealant required; IK07; Metal Casing; 12V DC / Standard PoE; Consumption ≤18W operation
Key Specs: Dahua DHI-VTO7541G Ultra Series IP Door Station, 8″ Touchscreen (800×1280), Dual 2MP Cameras, Face/Fingerprint/Card/Password/QR Unlock, 100,000 Users / 50,000 Faces (S3), 0.2s Face Recognition, Liveness Detection IP65/IK07, PoE/12V DC, MicroSD 512GB
Usage: Apartment & Villa Entry Control, Gated Community Access, Office Building Reception, Multi-Tenant Intercom Systems, High-Security Facial Recognition Entry, Remote Visitor Verification & Door Release
