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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P2-S2 video intercom system vs Dahua Technology DHI-VTO3211D-P4-S2 video intercom system

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  • 39specifications compared
  • 5differ
  • 34identical
  • 3known for one product only

Key differences

The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 2 buttons more buttons than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (4 buttons vs 2 buttons). The Dahua Technology DHI-VTO3211D-P2-S2 video intercom system has 1 mm more depth than the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system (31 mm vs 30 mm). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 1 mm more height than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (182 mm vs 181 mm). Only the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has indoor unit included. Outdoor unit housing material: Aluminium on the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system, Zinc alloy on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system.

  • Number of buttons
    • 2 buttons
    • 4 buttons
  • Outdoor unit housing material
    • Aluminium
    • Zinc alloy
  • Depth
    • 31 mm
    • 30 mm
  • Height
    • 181 mm
    • 182 mm
  • Indoor unit included
    • No
    • Yes

Side by side

Differences highlightedShow differences only
42 specifications
A

Dahua Technology

DHI-VTO3211D-P2-S2 video intercom system

Model DHI-VTO3211D-P2-S2

View product
B

Dahua Technology

DHI-VTO3211D-P4-S2 video intercom system

Model DHI-VTO3211D-P4-S2

View product
Features1 differ
Connectivity technologyWiredWired
ColourYesYes
SpeakerphoneYesYes
RFID readerYesYes
Built-in microphoneYesYes
Number of buttonsDiffers2 buttons4 buttons
Video codecsH.264H.264
Wall mountableYesYes
Night visionidentical
Night visionYesYes
Cameraidentical
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) angle147°147°
Viewing angle, horizontal129°129°
Viewing angle, vertical74°74°
Audioidentical
Built-in speaker(s)YesYes
Voice codecsG.711G.711
Design1 differ
Product colourGreyGrey
IK codeIK08IK08
International Protection (IP) codeIP65IP65
Outdoor unit housing materialDiffersAluminiumZinc alloy
Control typeButtonsButtons
Placement supportedKnown for oneVertical
Proper useOutdoorOutdoor
Networkidentical
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 protocolsSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDP
Softwareidentical
Operating system installedLinuxLinux
Poweridentical
Outdoor unit power typeDCDC
Power consumption (standby)Known for one1 W
Operational conditionsidentical
Operating relative humidity (H-H)10 - 95%10 - 95%
Operating temperature (T-T)-40 - 60 °C-40 - 60 °C
Weight & dimensions2 differ
Width101 mm101 mm
DepthDiffers31 mm30 mm
HeightDiffers181 mm182 mm
Weight800 g800 g
Packaging data1 differ
Indoor unit includedDiffersNoYes
Outdoor unit includedYesYes
Package weight660 g660 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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