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Product comparison · 2 video intercom systems

Dahua Technology KTW02 video intercom system vs Dahua Technology VTH1520A video intercom system

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  • 23specifications compared
  • 14differ
  • 9identical
  • 43known for one product only

Key differences

The Dahua Technology KTW02 video intercom system has 252 GB more maximum memory card size than the Dahua Technology VTH1520A video intercom system (256 GB vs 4 GB). The Dahua Technology KTW02 video intercom system has 21 V more AC adapter output voltage than the Dahua Technology VTH1520A video intercom system (33 V vs 12 V). The Dahua Technology VTH1520A video intercom system has 1 W more power consumption (typical) than the Dahua Technology KTW02 video intercom system (7 W vs 6 W). Only the Dahua Technology VTH1520A video intercom system has colour. Connectivity technology: Wired & Wireless on the Dahua Technology KTW02 video intercom system, Wired on the Dahua Technology VTH1520A video intercom system.

  • Connectivity technology
    • Wired & Wireless
    • Wired
  • Colour
    • No
    • Yes
  • Display technology
    • TFT
    • LCD/TFT
  • Display resolution
    • 1024 x 600 pixels
    • 800 x 480 pixels
  • Voice codecs
    • G.711a, G.711u, PCM
    • G.711
  • Product colour
    • Light grey
    • White
  • Control type
    • Touch
    • Buttons
  • Proper use
    • Outdoor
    • Indoor & outdoor

Side by side

Differences highlightedShow differences only
66 specifications
A

Dahua Technology

KTW02 video intercom system

Model KTW02

View product
B

Dahua Technology

VTH1520A video intercom system

Model VTH1520A

View product
Features2 differ
Connectivity technologyDiffersWired & WirelessWired
ColourDiffersNoYes
Maximum number of cameras supportedKnown for one1
SpeakerphoneKnown for oneYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlYesYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Wall mountableYesYes
Display2 differ
Display diagonal17.8 cm (7")17.8 cm (7")
Display technologyDiffersTFTLCD/TFT
Display resolutionDiffers1024 x 600 pixels800 x 480 pixels
TouchscreenKnown for oneYes
Video formats supportedKnown for oneH.264, H.265
Night visionidentical
Night visionKnown for oneYes
LED typeKnown for oneIR
Cameraidentical
Megapixel (approx.)Known for one2 MP
Supported video modesKnown for one720p, 1080p
Sensor typeKnown for oneCMOS
Optical sensor sizeKnown for one25.4 / 2.8 mm (1 / 2.8")
Maximum frame rateKnown for one30 fps
Viewing angle, horizontalKnown for one110°
Viewing angle, verticalKnown for one62°
Audio1 differ
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Voice codecsDiffersG.711a, G.711u, PCMG.711
Design3 differ
Product colourDiffersLight greyWhite
International Protection (IP) codeKnown for oneIP65
Control typeDiffersTouchButtons
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedKnown for oneVertical
Proper useDiffersOutdoorIndoor & outdoor
Smartphone supportKnown for oneYes
Storage2 differ
Memory card slotYesYes
Compatible memory cardsDiffersMicroSD (TransFlash), SDMicroSD (TransFlash)
Maximum memory card sizeDiffers256 GB4 GB
Network1 differ
Ethernet interface typeKnown for oneFast Ethernet
Ethernet LAN data ratesKnown for one10,100 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)Known for oneYes
Supported network protocolsDiffersRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIFTCP/IP
Power3 differ
Outdoor unit power typeKnown for oneDC/PoE
AC adapter output voltageDiffers33 V12 V
AC adapter output currentKnown for one1 A
Power consumption (typical)Differs6 W7 W
Power consumption (standby)Differs3.5 W1.5 W
Operational conditionsidentical
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)Known for one-40 - 60 °C
Main monitor station operating temperature (T-T)Known for one-10 - 55 °C
Weight & dimensionsidentical
Door station dimensions (WxDxH)Known for one160 x 50 x 30 mm
WidthKnown for one221.2 mm
DepthKnown for one25.8 mm
HeightKnown for one154.3 mm
WeightKnown for one800 g
Packaging dataidentical
Indoor unit includedYesYes
Outdoor 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

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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