Dahua VTO6521F Apartment Door Station

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Dahua VTO6521F Apartment Door Station

Face Recognition Door Station

> 4.3 inch IPS display; screen resolution 800×480

> 2MP CMOS; true WDR

> Face-camera distance: 0.3 m–2 m; human height: 1.1 m–2.4 m (lens ground distance: 1.4 m)

> Operating temperature: -30°C to +60°C

> Auto light illumination reduces light pollution

> Multiple unlock modes: Password unlock, IC card unlock, remote unlock, fingerprint unlock, and face unlock

> Support 20, 000 users, 10,000 face images, 10, 000 cards, and 10,000 fingerprints

> Face recognition speed: 0.2 second per person

> Support liveness detection

> Support duress alarm, tamper alarm, and door sensor timeout alarm

> Various unlock status display modes protect user privacy


Main Processor Embedded processor
Operating System Embedded Linux operating system
Button Type Touch button
Network Protocol SIP; P2P; IPv4; FTP; UPnP; DNS; DDNS; RTSP; RTP; TCP; UDP
Display 4.3 inch IPS screen
Screen Resolution 800×480
Camera 1/2.7″ 2MP CMOS high definition, low illumination, white illuminator and IR illuminator
Field of View Horizontal: 87.42°; vertical: 46.48 °;

diagonal: 104.13°

Focal Length 4.0 mm
Aperture F1.6
WDR 120dB
Noise Reduction 3D noise reduction
Video Compression H.264
Video Resolution Main Stream: 720p, sub stream: 1080P
Frame Rate Main Stream (720P@25fps), sub stream (1080P@25fps)
Main Stream (720P@30fps), sub stream (1080P@30fps)
Video Bit Rate 256Kbps–2048Kbps
Light Compensation Auto white light Auto IR light
Day/Night ICR auto switch
Audio Compression G.711u
Audio Input 1
Audio Output Built-in speaker
Audio Mode Full duplex communication
Audio Enhancement Echo suppression and cancellation/digital noise reduction
Audio Bit Rate 16KHz, 16Bit
Communication Mode Full digital
Unlock Mode Card/Remote/Password/Fingerprint/Face unlock
Card Type IC card
Motion Detection Video motion detection
Auto Snapshot Yes
Leave Videos or Text Messages Yes
Web Configuration Yes
Card Reading Distance 1cm–5cm
Issue Card Locally Yes
Face Recognition Height Range 1.1m–2.4m is recommended
Face Recognition Distance 0.3m–2cm
Face Recognition Configuration Recognition threshold Facial profile angle
Face Verification Accuracy 99.5%
Face Recognition Time 0.2s
Fingerprint Sensor Type Capacitive
Casing Material PC+ABS
Card 10,000
Face Image 10,000
Fingerprint 10,000
RS-485 1
Wiegand 1 (input or output, configurable)
Electric lock 1
Alarm Input 2 (Digital quantity)
Alarm Output 2 (Digital quantity)
Power Output 1 12V/100mA
Exit Button 1
Door Status Detection 1
Lock Control 1, normally open by default
Network 1 RJ-45 10Mbps/100Mbps self-adaptive
Tamper Yes
Unlock Password Mode User password/public password/duress password
Color Silver
Power Supply Mode DC 12V2A
Power Adapter Optional
Installation Surface mount and Flush mount
Certification CE/FCC
Accessory Optional
Product Dimensions 388.5 mm×145.5mm×43.5mm

(15.30″ ×5.73″×1.71″)

Protection Grade IP65 (silicone sealant is needed, see the quick start guide)
Operating Temperature -30°C to +60°C (-22°F to +140°F)
Operating Humidity 10%RH–90%RH (non-condensing)
Operating Altitude 86kPa–106kPa
Power Consumption ≤5W (standby), ≤18W (working)
Net Weight 1.0 kg (2.20 lb)
Gross Weight 1.29 kg (2.84 lb)