Manuals+

Dahua DHI-VTO6521K Apartment Door Station

VTO Series

Key Features

  • 4.3-inch LCD display with easy-to-press metal buttons; screen resolution 800 × 480.
  • 2MP CMOS sensor with true WDR.
  • Durable 316 stainless steel panel; IP65 and IK08 rated.
  • Operating temperature range: -30 °C to +60 °C.
  • Auto light illumination to reduce light pollution.
  • Multiple verification methods: Password, IC card, QR code, and remote unlocking.
  • Supports up to 20,000 users and 10,000 cards.
  • Full duplex communication, management platform integration, and voice calls via APP.
  • SIP server support, managing up to 500 indoor monitors.
  • Includes duress alarm, tamper alarm, and door sensor timeout alarm.

Technical Specifications

System Specifications
Main ProcessorEmbedded Processor
Operating SystemEmbedded Linux OS
Button TypeMechanical
Network ProtocolRTSP; DNS; P2P; UPnP; RTP; RTMP; SIP; SSH; HTTP/HTTPS; ONVIF
Basic Specifications
Screen TypeNon-touchscreen
Display Screen4.3" LCD
Resolution800 (H) x 480 (V)
Camera1/2.8" CMOS 2-MP low-illumination HD color camera
Field of ViewH: 86.4°; V: 46.2°; D: 100.6°
WDR120 dB
Noise Reduction3D NR
Video CompressionH.264
Video Resolution50 Hz: Main stream (720p@25 fps), sub stream (1080p@25 fps)
60 Hz: Main stream (720p@30 fps), sub stream (1080p@30 fps)
Video Frame Rate25 fps
Performance Specifications
Video Bit Rate256 kbps-8 Mbps
Light CompensationAuto white light
Audio CompressionG.711a; G.711u; PCM
Audio Input1
Audio OutputBuilt-in speaker
Audio Mode2-way voice communication
Audio EnhancementEcho suppression/digital noise reduction
Audio Bit Rate16 kHz, 16 bit
Communication ModeFull digital
Unlock ModeCard; remote; password; QR code
Card TypeIC card
Motion DetectionVideo motion detection
Leave VideosYes
Web ConfigurationYes
Card Reading Distance1 cm-3 cm (0.39"-1.18")
Issue Card LocallyYes

General Specifications

Casing316 stainless steel
Card Capacity10,000
Port RS-4851
Port Wiegand1 (input or output, configurable)
Electric Lock1
Alarm Input1 (digital quantity)
Alarm Output1 (relay)
Power Output1-ch, 12 V/200 mA
Exit Button1
Door Status Detection1
Lock Control1, normally open by default (can be expanded to 2 channels with RS-485)
Network Port1 x RJ-45 10/100 Mbps Ethernet port
Tamper AlarmYes
Unlock Password ModeUser password; public password; duress password
Appearance colorSilver
Power Supply12 VDC, 2 A
Power AdapterOptional
InstallationFlush Mount; Surface Mount
CertificationsCE; FCC
AccessoryOptional: flush mount box, rain cover
Product Dimensions406 mm x 143 mm x 54.05 mm (15.98" x 5.63" x 2.13")
ProtectionIP65 rated (silicone sealant is needed for installation), IK08
Operating Temperature-30 °C to +60 °C (-22 °F to +140 °F)
Operating Humidity10%-90% (RH), non-condensing
Operating Altitude0 m-3,000 m (0 ft-9,842.51 ft)
Power Consumption≤ 5 W (standby), ≤ 18 W (working)
Gross Weight2.05 kg (4.52 lb)

Ordering Information

TypeModelDescription
Door StationDHI-VTO6521K4.3 Inch Door Station
Surface Mount Plate BoxVTM57RSurface Mounted Box With Rain Cover
Flush Mount Plate BoxVTOB103Flush Mount Box

Application and Dimensions

The Dahua DHI-VTO6521K is designed for apartment door station applications. The device dimensions are approximately 406 mm (height) x 143 mm (width) x 54.05 mm (depth), with specific measurements of 406.0 mm [15.98 inches] in height, 143.0 mm [5.63 inches] in width, and 54.1 mm [2.13 inches] in depth (51.5 mm [2.03 inches] internal depth).

The application diagram illustrates a typical setup where the door station connects via an Ethernet (Cat5e) cable to a network. This network can link to a security room, a lobby VTO unit, and potentially a public network. Mobile access and management are supported through the DMSS application.

Models: DHI-VTO6521K, Apartment Door Station, DHI-VTO6521K Apartment Door Station, Door Station

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VTO6521K datasheet 202201224 Adobe PDF Library 15.0 Adobe InDesign CC 2017 (Windows)

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