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Product comparison · 2 video intercom systems

Dahua Technology VTO3211D-P1-S2 video intercom system vs Dahua Technology VTO3211D-P4-S1 video intercom system

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  • 37specifications compared
  • 15differ
  • 22identical
  • 18known for one product only

Key differences

The Dahua Technology VTO3211D-P4-S1 video intercom system has 2 buttons more buttons than the Dahua Technology VTO3211D-P1-S2 video intercom system (4 buttons vs 2 buttons). The Dahua Technology VTO3211D-P4-S1 video intercom system has 4° more field of view (FOV) angle than the Dahua Technology VTO3211D-P1-S2 video intercom system (151° vs 147°). The Dahua Technology VTO3211D-P4-S1 video intercom system has 5° more viewing angle, horizontal than the Dahua Technology VTO3211D-P1-S2 video intercom system (134° vs 129°). Only the Dahua Technology VTO3211D-P4-S1 video intercom system has colour. Only the Dahua Technology VTO3211D-P1-S2 video intercom system has indoor unit included.

  • Colour
    • No
    • Yes
  • Number of buttons
    • 2 buttons
    • 4 buttons
  • Field of view (FOV) angle
    • 147°
    • 151°
  • Viewing angle, horizontal
    • 129°
    • 134°
  • Viewing angle, vertical
    • 74°
    • 94.8°
  • Voice codecs
    • G.711Mu, G.711u, PCM
    • G.711
  • Product colour
    • Black, Grey
    • Grey
  • Outdoor unit housing material
    • Aluminium
    • Zinc alloy

Side by side

Differences highlightedShow differences only
55 specifications
A

Dahua Technology

VTO3211D-P1-S2 video intercom system

Model VTO3211D-P1-S2

View product
B

Dahua Technology

VTO3211D-P4-S1 video intercom system

Model VTO3211D-P4-S1

View product
Features2 differ
Connectivity technologyWiredWired
ColourDiffersNoYes
Maximum number of cameras supportedKnown for one1
SpeakerphoneYesYes
RFID readerYesYes
Built-in microphoneYesYes
Echo cancellationKnown for oneYes
Motion detection functionKnown for oneYes
Number of buttonsDiffers2 buttons4 buttons
VoIP protocolsKnown for oneSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wall mountableYesYes
Video codecsKnown for oneH.264
Displayidentical
Video formats supportedKnown for oneH.264
Night visionidentical
Night visionYesYes
LED typeKnown for oneIR
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) angleDiffers147°151°
Viewing angle, horizontalDiffers129°134°
Viewing angle, verticalDiffers74°94.8°
Audio1 differ
Built-in speaker(s)YesYes
Voice codecsDiffersG.711Mu, G.711u, PCMG.711
Design2 differ
Product colourDiffersBlack, GreyGrey
IK codeIK08IK08
International Protection (IP) codeIP65IP65
Outdoor unit housing materialDiffersAluminiumZinc alloy
Control typeButtonsButtons
Housing materialKnown for oneAluminium, Metal, Polycarbonate (PC)
Placement supportedKnown for oneVertical
Proper useOutdoorOutdoor
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDPTCP/IP
Softwareidentical
Operating system installedKnown for oneEmbedded LINUX
Power1 differ
Outdoor unit power typeDCDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one1 A
Power consumption (typical)Differs7 W6 W
Power consumption (standby)Known for one1 W
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 95%10 - 90%
Operating temperature (T-T)-30 - 60 °C-30 - 60 °C
Weight & dimensions3 differ
Width101 mm101 mm
DepthDiffers31 mm30 mm
HeightDiffers181 mm182 mm
WeightDiffers660 g800 g
Packaging data1 differ
Indoor unit includedDiffersYesNo
Outdoor unit includedYesYes
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Technical detailsidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC)
Sustainability complianceKnown for oneYes

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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