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Product comparison · 2 video intercom systems

Dahua Technology VTO6521H video intercom system vs Dahua Technology VTO6521H-D video intercom system

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  • 59specifications compared
  • 5differ
  • 54identical
  • 2known for one product only

Key differences

  • Width
    • 145 mm
    • 145.5 mm
  • Depth
    • 41.9 mm
    • 43.5 mm
  • Height
    • 389 mm
    • 388.5 mm
  • Weight
    • 1.4 kg
    • 1 kg
  • Package weight
    • 1.68 kg
    • 1.29 kg

Side by side

Differences highlightedShow differences only
61 specifications
A

Dahua Technology

VTO6521H video intercom system

Model VTO6521H

View product
B

Dahua Technology

VTO6521H-D video intercom system

Model VTO6521H-D

View product
Featuresidentical
Connectivity technologyWiredWired
Number of displays supported11
Maximum number of cameras supported11
SpeakerphoneYesYes
RFID readerYesYes
Fingerprint readerYesYes
Automatic gain controlYesYes
Built-in microphoneYesYes
Door station controlYesYes
Motion detection functionYesYes
VoIP protocolsSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDPSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wall mountableYesYes
Displayidentical
Display diagonal10.9 cm (4.3")10.9 cm (4.3")
Display technologyIPSIPS
Display resolution800 x 480 pixels800 x 480 pixels
Video formats supportedH.264H.264
Cameraidentical
Megapixel (approx.)2 MP2 MP
Supported video modes720p, 1080p720p, 1080p
Sensor typeCMOSCMOS
Optical sensor size25.4 / 2.7 mm (1 / 2.7")25.4 / 2.7 mm (1 / 2.7")
Maximum frame rate30 fps30 fps
Viewing angle, horizontal113.79°113.79°
Viewing angle, vertical61.5°61.5°
Audioidentical
Built-in speaker(s)YesYes
Noise-cancelingYesYes
Voice codecsG.711uG.711u
Designidentical
Product colourSilverSilver
International Protection (IP) codeIP65IP65
Control typeButtons, TouchButtons, Touch
Housing materialAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedVerticalVertical
Proper useOutdoorOutdoor
Storageidentical
Memory card slotYesYes
Maximum memory card size4 GB4 GB
Included memory card size1 GB1 GB
Networkidentical
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) ports11
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDPSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Softwareidentical
Operating system installedLinuxLinux
Poweridentical
Indoor unit power typeKnown for oneDC
AC adapter output voltage12 V12 V
AC adapter output current2 A2 A
Power consumption100 mA100 mA
Power consumption (typical)18 W18 W
Power consumption (standby)5 W5 W
Outdoor unit power typeKnown for oneDC
Operational conditionsidentical
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)-30 - 60 °C-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers145 mm145.5 mm
DepthDiffers41.9 mm43.5 mm
HeightDiffers389 mm388.5 mm
WeightDiffers1.4 kg1 kg
Packaging data1 differ
Outdoor unit includedYesYes
Package weightDiffers1.68 kg1.29 kg
Logistics dataidentical
Quantity per pack1 pc(s)1 pc(s)
Minimum order quantity1 pc(s)1 pc(s)
Technical detailsidentical
Compliance certificatesCE, Federal Communications Commission (FCC)CE, Federal Communications Commission (FCC)
Sustainability complianceYesYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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