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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P2-S1 video intercom system vs Dahua Technology DHI-VTO3211D-P2-S2 video intercom system

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  • 38specifications compared
  • 9differ
  • 29identical
  • 5known for one product only

Key differences

The Dahua Technology DHI-VTO3211D-P2-S1 video intercom system has 4° more field of view (FOV) angle than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (151° vs 147°). The Dahua Technology DHI-VTO3211D-P2-S1 video intercom system has 5° more viewing angle, horizontal than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (134° vs 129°). The Dahua Technology DHI-VTO3211D-P2-S1 video intercom system has 20.8° more viewing angle, vertical than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (94.8° vs 74°). Outdoor unit housing material: Zinc alloy on the Dahua Technology DHI-VTO3211D-P2-S1 video intercom system, Aluminium on the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system. Supported network protocols: TCP/IP on the Dahua Technology DHI-VTO3211D-P2-S1 video intercom system, SIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDP on the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system.

  • Field of view (FOV) angle
    • 151°
    • 147°
  • Viewing angle, horizontal
    • 134°
    • 129°
  • Viewing angle, vertical
    • 94.8°
    • 74°
  • Outdoor unit housing material
    • Zinc alloy
    • Aluminium
  • Operating relative humidity (H-H)
    • 10 - 90%
    • 10 - 95%
  • Operating temperature (T-T)
    • -30 - 60 °C
    • -40 - 60 °C
  • Depth
    • 30 mm
    • 31 mm
  • Height
    • 182 mm
    • 181 mm

Side by side

Differences highlightedShow differences only
43 specifications
A

Dahua Technology

DHI-VTO3211D-P2-S1 video intercom system

Model DHI-VTO3211D-P2-S1

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B

Dahua Technology

DHI-VTO3211D-P2-S2 video intercom system

Model DHI-VTO3211D-P2-S2

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Featuresidentical
Connectivity technologyWiredWired
ColourYesYes
SpeakerphoneYesYes
RFID readerYesYes
Built-in microphoneYesYes
Number of buttons2 buttons2 buttons
Video codecsH.264H.264
Wall mountableYesYes
Night visionidentical
Night visionYesYes
Camera3 differ
Megapixel (approx.)2 MP2 MP
Sensor typeCMOSCMOS
Optical sensor size25.4 / 2.8 mm (1 / 2.8")25.4 / 2.8 mm (1 / 2.8")
Field of view (FOV) angleDiffers151°147°
Viewing angle, horizontalDiffers134°129°
Viewing angle, verticalDiffers94.8°74°
Audioidentical
Built-in speaker(s)YesYes
Voice codecsG.711G.711
Design1 differ
Product colourGreyGrey
IK codeIK08IK08
International Protection (IP) codeIP65IP65
Outdoor unit housing materialDiffersZinc alloyAluminium
Control typeButtonsButtons
Placement supportedKnown for oneVertical
Proper useOutdoorOutdoor
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersTCP/IPSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDP
Softwareidentical
Operating system installedLinuxLinux
Poweridentical
Outdoor unit power typeDCDC
Power consumption (standby)Known for one1 W
Power consumption (typical)Known for one6 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs10 - 90%10 - 95%
Operating temperature (T-T)Differs-30 - 60 °C-40 - 60 °C
Weight & dimensions2 differ
Width101 mm101 mm
DepthDiffers30 mm31 mm
HeightDiffers182 mm181 mm
Weight800 g800 g
Packaging dataidentical
Indoor unit includedNoNo
Outdoor unit includedYesYes
Package weightKnown for one660 g
Technical detailsidentical
CertificationKnown for oneCE/FCC

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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