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Product comparison · 2 video intercom systems

Dahua Technology KTA04 video intercom system vs Dahua Technology VTO6521H-D video intercom system

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  • 19specifications compared
  • 11differ
  • 8identical
  • 53known for one product only

Key differences

The Dahua Technology VTO6521H-D video intercom system has 0.7 MP more megapixel (approx.) than the Dahua Technology KTA04 video intercom system (2 MP vs 1.3 MP). The Dahua Technology VTO6521H-D video intercom system has 43.79° more viewing angle, horizontal than the Dahua Technology KTA04 video intercom system (113.79° vs 70°). The Dahua Technology VTO6521H-D video intercom system has 21.5° more viewing angle, vertical than the Dahua Technology KTA04 video intercom system (61.5° vs 40°). Display technology: TFT on the Dahua Technology KTA04 video intercom system, IPS on the Dahua Technology VTO6521H-D video intercom system. Display resolution: 480 x 272 pixels on the Dahua Technology KTA04 video intercom system, 800 x 480 pixels on the Dahua Technology VTO6521H-D video intercom system.

  • Display technology
    • TFT
    • IPS
  • Display resolution
    • 480 x 272 pixels
    • 800 x 480 pixels
  • Megapixel (approx.)
    • 1.3 MP
    • 2 MP
  • Viewing angle, horizontal
    • 70°
    • 113.79°
  • Viewing angle, vertical
    • 40°
    • 61.5°
  • Product colour
    • Silver, White
    • Silver
  • Operating temperature (T-T)
    • -10 - 55 °C
    • -30 - 60 °C
  • Width
    • 136 mm
    • 145.5 mm

Side by side

Differences highlightedShow differences only
72 specifications
A

Dahua Technology

KTA04 video intercom system

Model KTA04

View product
B

Dahua Technology

VTO6521H-D video intercom system

Model VTO6521H-D

View product
Featuresidentical
Connectivity technologyWiredWired
Number of displays supported11
Maximum number of cameras supported11
SpeakerphoneYesYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneKnown for oneYes
Door station controlKnown for oneYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wall mountableKnown for oneYes
ColourKnown for oneYes
Display2 differ
Display diagonal10.9 cm (4.3")10.9 cm (4.3")
Display technologyDiffersTFTIPS
Display resolutionDiffers480 x 272 pixels800 x 480 pixels
Video formats supportedKnown for oneH.264
Wide Dynamic Range (WDR)Known for oneYes
Camera3 differ
Megapixel (approx.)Differs1.3 MP2 MP
Supported video modesKnown for one720p, 1080p
Sensor typeCMOSCMOS
Optical sensor sizeKnown for one25.4 / 2.7 mm (1 / 2.7")
Maximum frame rateKnown for one30 fps
Viewing angle, horizontalDiffers70°113.79°
Viewing angle, verticalDiffers40°61.5°
Day/night modeKnown for oneYes
Audioidentical
Built-in speaker(s)Known for oneYes
Noise-cancelingKnown for oneYes
Voice codecsKnown for oneG.711u
Design1 differ
Product colourDiffersSilver, WhiteSilver
International Protection (IP) codeKnown for oneIP65
Control typeButtons, TouchButtons, Touch
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Outdoor unit housing materialKnown for onePlastic
LED indicatorsKnown for onePower
Storageidentical
Memory card slotKnown for oneYes
Maximum memory card sizeKnown for one4 GB
Included memory card sizeKnown for one1 GB
Networkidentical
Ethernet interface typeKnown for oneFast Ethernet
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Cabling technologyKnown for one10/100Base-T(X)
Power over Ethernet (PoE)Known for oneYes
Supported network protocolsKnown for oneSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Softwareidentical
Operating system installedKnown for oneLinux
Poweridentical
Outdoor unit power typeKnown for oneDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one2 A
Power consumptionKnown for one100 mA
Power consumption (typical)Known for one18 W
Power consumption (standby)Known for one5 W
Indoor unit power typeKnown for oneDC
Battery voltageKnown for one12 V
Operational conditions1 differ
Operating relative humidity (H-H)Known for one10 - 90%
Operating temperature (T-T)Differs-10 - 55 °C-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers136 mm145.5 mm
DepthDiffers140 mm43.5 mm
HeightDiffers18.3 mm388.5 mm
WeightDiffers160 g1 kg
Door station dimensions (WxDxH)Known for one131.45 x 46 x 33.8 mm
Packaging dataidentical
Outdoor unit includedYesYes
Package weightKnown for one1.29 kg
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
CertificationKnown for oneCE/FCC
Night visionidentical
Night visionKnown for oneYes
LED typeKnown for oneIR

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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