Product comparison · 2 video intercom systems

Dahua Technology DHI-KTW01 video intercom system vs Dahua Technology VTO3211D-P1-S2 video intercom system

22specifications compared
6differ
16identical
40known for one product only

Key differences

The Dahua Technology VTO3211D-P1-S2 video intercom system has 4° more viewing angle, horizontal than the Dahua Technology DHI-KTW01 video intercom system (129° vs 125°). The Dahua Technology VTO3211D-P1-S2 video intercom system has 2° more viewing angle, vertical than the Dahua Technology DHI-KTW01 video intercom system (74° vs 72°). Only the Dahua Technology DHI-KTW01 video intercom system has colour. Connectivity technology: Wired & Wireless on the Dahua Technology DHI-KTW01 video intercom system, Wired on the Dahua Technology VTO3211D-P1-S2 video intercom system. Product colour: Black, White on the Dahua Technology DHI-KTW01 video intercom system, Black, Grey on the Dahua Technology VTO3211D-P1-S2 video intercom system.

Connectivity technology
- DHI-KTW01 video intercom system:Wired & Wireless
- VTO3211D-P1-S2 video intercom system:Wired
Colour
- DHI-KTW01 video intercom system:Yes
- VTO3211D-P1-S2 video intercom system:No
Viewing angle, horizontal
- DHI-KTW01 video intercom system:125°
- VTO3211D-P1-S2 video intercom system:129°
Viewing angle, vertical
- DHI-KTW01 video intercom system:72°
- VTO3211D-P1-S2 video intercom system:74°
Product colour
- DHI-KTW01 video intercom system:Black, White
- VTO3211D-P1-S2 video intercom system:Black, Grey
Operating relative humidity (H-H)
- DHI-KTW01 video intercom system:10 - 90%
- VTO3211D-P1-S2 video intercom system:10 - 95%

Side by side

Differences highlightedShow differences only

Comparison of DHI-KTW01, VTO3211D-P1-S2
62 specifications	A Dahua Technology DHI-KTW01 video intercom system Model DHI-KTW01 View product	B Dahua Technology VTO3211D-P1-S2 video intercom system Model VTO3211D-P1-S2 View product
Features2 differ
Connectivity technologyDiffers	Wired & Wireless	Wired
ColourDiffers	Yes	No
Maximum number of cameras supportedKnown for one	Unknown — not stated by the source	1
RFID readerKnown for one	Unknown — not stated by the source	Yes
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Echo cancellationKnown for one	Unknown — not stated by the source	Yes
Number of buttonsKnown for one	Unknown — not stated by the source	2 buttons
VoIP protocolsKnown for one	Unknown — not stated by the source	SIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wall mountableKnown for one	Unknown — not stated by the source	Yes
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Displayidentical
Video formats supportedKnown for one	Unknown — not stated by the source	H.264
Display diagonalKnown for one	17.8 cm (7")	Unknown — not stated by the source
Display technologyKnown for one	TFT	Unknown — not stated by the source
Display resolutionKnown for one	1024 x 600 pixels	Unknown — not stated by the source
Camera2 differ
Optical sensor sizeKnown for one	Unknown — not stated by the source	25.4 / 2.8 mm (1 / 2.8")
Field of view (FOV) angleKnown for one	Unknown — not stated by the source	147°
Viewing angle, horizontalDiffers	125°	129°
Viewing angle, verticalDiffers	72°	74°
Maximum frame rateKnown for one	30 fps	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Voice codecsKnown for one	Unknown — not stated by the source	G.711Mu, G.711u, PCM
Design1 differ
Product colourDiffers	Black, White	Black, Grey
IK codeKnown for one	Unknown — not stated by the source	IK08
Outdoor unit housing materialKnown for one	Unknown — not stated by the source	Aluminium
Control typeKnown for one	Unknown — not stated by the source	Buttons
Housing materialKnown for one	Unknown — not stated by the source	Aluminium, Metal, Polycarbonate (PC)
Placement supportedKnown for one	Unknown — not stated by the source	Vertical
Proper useKnown for one	Unknown — not stated by the source	Outdoor
Networkidentical
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Supported network protocolsKnown for one	Unknown — not stated by the source	SIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Unknown — not stated by the source	Embedded LINUX
Poweridentical
Outdoor unit power typeKnown for one	Unknown — not stated by the source	DC
AC adapter output voltageKnown for one	Unknown — not stated by the source	12 V
AC adapter output currentKnown for one	Unknown — not stated by the source	1 A
Operational conditions1 differ
Operating relative humidity (H-H)Differs	10 - 90%	10 - 95%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101 mm
DepthKnown for one	Unknown — not stated by the source	31 mm
HeightKnown for one	Unknown — not stated by the source	181 mm
WeightKnown for one	Unknown — not stated by the source	660 g
Logistics dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Minimum order quantityKnown for one	Unknown — not stated by the source	1 pc(s)
Technical detailsidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE, Federal Communications Commission (FCC)
Sustainability complianceKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	CE/FCC/UL	Unknown — not stated by the source

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.

Dahua Technology DHI-KTW01 video intercom system vs Dahua Technology VTO3211D-P1-S2 video intercom system

Key differences

Side by side

More video intercom system comparisons