Product comparison · 2 doorbell chimes

Dahua Technology DS1AG doorbell chime Grey, White vs Imou DS21 doorbell chime White

17specifications compared
9differ
8identical
13known for one product only

Key differences

The Dahua Technology DS1AG doorbell chime Grey, White has 20 - 95% more operating relative humidity (H-H) than the Imou DS21 doorbell chime White (20 - 95% vs 0 - 95%). The Imou DS21 doorbell chime White has 2 mm more width than the Dahua Technology DS1AG doorbell chime Grey, White (52 mm vs 50 mm). The Dahua Technology DS1AG doorbell chime Grey, White has 68 mm more depth than the Imou DS21 doorbell chime White (96 mm vs 28 mm). Product colour: Grey, White on the Dahua Technology DS1AG doorbell chime Grey, White, White on the Imou DS21 doorbell chime White. AC input frequency: 50/60 Hz on the Dahua Technology DS1AG doorbell chime Grey, White, 90 - 240 Hz on the Imou DS21 doorbell chime White.

Product colour
- DS1AG doorbell chime Grey, White:Grey, White
- DS21 doorbell chime White:White
AC input frequency
- DS1AG doorbell chime Grey, White:50/60 Hz
- DS21 doorbell chime White:90 - 240 Hz
Operating temperature (T-T)
- DS1AG doorbell chime Grey, White:-10 - 45 °C
- DS21 doorbell chime White:-10 - 50 °C
Operating relative humidity (H-H)
- DS1AG doorbell chime Grey, White:20 - 95%
- DS21 doorbell chime White:0 - 95%
Width
- DS1AG doorbell chime Grey, White:50 mm
- DS21 doorbell chime White:52 mm
Depth
- DS1AG doorbell chime Grey, White:96 mm
- DS21 doorbell chime White:28 mm
Height
- DS1AG doorbell chime Grey, White:30.3 mm
- DS21 doorbell chime White:95 mm
Weight
- DS1AG doorbell chime Grey, White:100 g
- DS21 doorbell chime White:230 g

Side by side

Differences highlightedShow differences only

Comparison of DS1AG, DS21
30 specifications	A Dahua Technology DS1AG doorbell chime Grey, White Model DS1AG View product	B Imou DS21 doorbell chime White Model DS21 View product
Design1 differ
Product colourDiffers	Grey, White	White
Housing materialKnown for one	Plastic	Unknown — not stated by the source
Reset button	Yes	Yes
Indication lightKnown for one	Unknown — not stated by the source	Yes
Features1 differ
Connection type	Wireless	Wireless
Wi-Fi	Yes	Yes
Wi-Fi frequency	2.4 GHz	2.4 GHz
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 6 (802.11ax)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Built-in speaker(s)	Yes	Yes
Mobile operating systems supportedKnown for one	Unknown — not stated by the source	Android, iOS
Power1 differ
Power source type	AC	AC
Input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC input frequencyDiffers	50/60 Hz	90 - 240 Hz
Power consumption (typical)	5 W	5 W
Operational conditions2 differ
Operating temperature (T-T)Differs	-10 - 45 °C	-10 - 50 °C
Operating relative humidity (H-H)Differs	20 - 95%	0 - 95%
Technical detailsidentical
Compliance certificatesKnown for one	CE	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	50 mm	52 mm
DepthDiffers	96 mm	28 mm
HeightDiffers	30.3 mm	95 mm
WeightDiffers	100 g	230 g
Packaging dataidentical
Package widthKnown for one	81 mm	Unknown — not stated by the source
Package depthKnown for one	187 mm	Unknown — not stated by the source
Package heightKnown for one	57 mm	Unknown — not stated by the source
Package weightKnown for one	200 g	Unknown — not stated by the source
Package typeKnown for one	Unknown — not stated by the source	Box
Packaging contentidentical
Installation instructionKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Quantity	1	1
Quick start guideKnown for one	Unknown — not stated by the source	Yes

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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