Product comparison · 2 motion detectors

D-Link DCH-B122 motion detector Wireless White vs Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless

6specifications compared
5differ
1identical
18known for one product only

Key differences

The D-Link DCH-B122 motion detector Wireless White has 30.2 mm more width than the Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless (51 mm vs 20.8 mm). The Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless has 49.2 mm more depth than the D-Link DCH-B122 motion detector Wireless White (100.2 mm vs 51 mm). The D-Link DCH-B122 motion detector Wireless White has 14.2 mm more height than the Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless (34.5 mm vs 20.3 mm). Operating frequency: 2400 MHz on the D-Link DCH-B122 motion detector Wireless White, 433.1 - 434.6 MHz on the Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless.

Operating frequency
- DCH-B122 motion detector Wireless White:2400 MHz
- DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless:433.1 - 434.6 MHz
Width
- DCH-B122 motion detector Wireless White:51 mm
- DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless:20.8 mm
Depth
- DCH-B122 motion detector Wireless White:51 mm
- DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless:100.2 mm
Height
- DCH-B122 motion detector Wireless White:34.5 mm
- DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless:20.3 mm
Weight
- DCH-B122 motion detector Wireless White:37.7 g
- DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless:70 g

Side by side

Differences highlightedShow differences only

Comparison of DCH-B122, DHI-ARD323-W2(S)
24 specifications	A D-Link DCH-B122 motion detector Wireless White Model DCH-B122 View product	B Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless Model DHI-ARD323-W2(S) View product
Featuresidentical
Product colourKnown for one	White	Unknown — not stated by the source
ZigBeeKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	128-bit AES	Unknown — not stated by the source
CertificationKnown for one	FCC, IC, CE, RCM, Zigbee 3.0	Unknown — not stated by the source
Security1 differ
Connectivity technology	Wireless	Wireless
Operating frequencyDiffers	2400 MHz	433.1 - 434.6 MHz
Transmission distanceKnown for one	40 m	Unknown — not stated by the source
Sensor typeKnown for one	Unknown — not stated by the source	Passive infrared (PIR) sensor
Alarm functionKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Battery lifeKnown for one	2 year(s)	Unknown — not stated by the source
Battery typeKnown for one	CR2450	Unknown — not stated by the source
Number of batteries supportedKnown for one	1	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	51 mm	20.8 mm
DepthDiffers	51 mm	100.2 mm
HeightDiffers	34.5 mm	20.3 mm
WeightDiffers	37.7 g	70 g
Batteryidentical
Battery technologyKnown for one	Lithium	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 55 °C
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	98.5 mm
Package depthKnown for one	Unknown — not stated by the source	135 mm
Package heightKnown for one	Unknown — not stated by the source	27.8 mm
Package weightKnown for one	Unknown — not stated by the source	115 g

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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