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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P4-S2 video intercom system vs Dahua Technology VTO2311R-WP video intercom system

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  • 32specifications compared
  • 13differ
  • 19identical
  • 35known for one product only

Key differences

The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 19° more viewing angle, horizontal than the Dahua Technology VTO2311R-WP video intercom system (129° vs 110°). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 12° more viewing angle, vertical than the Dahua Technology VTO2311R-WP video intercom system (74° vs 62°). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 51 mm more width than the Dahua Technology VTO2311R-WP video intercom system (101 mm vs 50 mm). Only the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has colour. Connectivity technology: Wired on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, Wireless on the Dahua Technology VTO2311R-WP video intercom system.

  • Connectivity technology
    • Wired
    • Wireless
  • Colour
    • Yes
    • No
  • Viewing angle, horizontal
    • 129°
    • 110°
  • Viewing angle, vertical
    • 74°
    • 62°
  • Voice codecs
    • G.711
    • G.711a, G.711u, PCM
  • Product colour
    • Grey
    • Light grey
  • Control type
    • Buttons
    • Touch
  • Operating relative humidity (H-H)
    • 10 - 95%
    • 10 - 90%

Side by side

Differences highlightedShow differences only
67 specifications
A

Dahua Technology

DHI-VTO3211D-P4-S2 video intercom system

Model DHI-VTO3211D-P4-S2

View product
B

Dahua Technology

VTO2311R-WP video intercom system

Model VTO2311R-WP

View product
Features2 differ
Connectivity technologyDiffersWiredWireless
ColourDiffersYesNo
Maximum number of cameras supportedKnown for one1
SpeakerphoneYesYes
RFID readerYesYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Wall mountableYesYes
Number of buttonsKnown for one4 buttons
Video codecsKnown for oneH.264
Displayidentical
TouchscreenKnown for oneYes
Video formats supportedKnown for oneH.264, H.265
Night visionidentical
Night visionYesYes
LED typeKnown for oneIR
Camera2 differ
Megapixel (approx.)2 MP2 MP
Supported video modesKnown for one720p, 1080p
Sensor typeCMOSCMOS
Optical sensor size25.4 / 2.8 mm (1 / 2.8")25.4 / 2.8 mm (1 / 2.8")
Maximum frame rateKnown for one30 fps
Viewing angle, horizontalDiffers129°110°
Viewing angle, verticalDiffers74°62°
Field of view (FOV) angleKnown for one147°
Audio1 differ
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Voice codecsDiffersG.711G.711a, G.711u, PCM
Design2 differ
Product colourDiffersGreyLight grey
International Protection (IP) codeIP65IP65
Control typeDiffersButtonsTouch
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedKnown for oneVertical
Proper useOutdoorOutdoor
IK codeKnown for oneIK08
Outdoor unit housing materialKnown for oneZinc alloy
Storageidentical
Memory card slotKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash), SD
Maximum memory card sizeKnown for one256 GB
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Poweridentical
Outdoor unit power typeDCDC
AC adapter output voltageKnown for one33 V
AC adapter output currentKnown for one1 A
Power consumption (typical)Known for one6 W
Power consumption (standby)Known for one3.5 W
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 95%10 - 90%
Operating temperature (T-T)-40 - 60 °C-40 - 60 °C
Weight & dimensions3 differ
WidthDiffers101 mm50 mm
Depth30 mm30 mm
HeightDiffers182 mm160 mm
WeightDiffers800 g180 g
Packaging data1 differ
Outdoor unit includedYesYes
Package weightDiffers660 g400 g
Indoor unit includedKnown for oneYes
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
Softwareidentical
Operating system installedKnown for oneLinux

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