Product comparison · 2 motion detectors

Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless vs Techly PIR Motion Sensor Wireless 150m I-BELL-RING-PIR

4specifications compared
2differ
2identical
27known for one product only

Key differences

Operating frequency: 433.1 - 434.6 MHz on the Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless, 433.92 MHz on the Techly PIR Motion Sensor Wireless 150m I-BELL-RING-PIR. Operating temperature (T-T): -10 - 55 °C on the Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless, -20 - 60 °C on the Techly PIR Motion Sensor Wireless 150m I-BELL-RING-PIR.

Operating frequency
- DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless:433.1 - 434.6 MHz
- PIR Motion Sensor Wireless 150m I-BELL-RING-PIR:433.92 MHz
Operating temperature (T-T)
- DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless:-10 - 55 °C
- PIR Motion Sensor Wireless 150m I-BELL-RING-PIR:-20 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of DHI-ARD323-W2(S), I-BELL-RING-PIR
31 specifications	A Dahua Technology DHI-ARD323-W2(S) motion detector Passive infrared (PIR) sensor Wireless Model DHI-ARD323-W2(S) View product	B Techly PIR Motion Sensor Wireless 150m I-BELL-RING-PIR Model I-BELL-RING-PIR View product
Featuresidentical
Mounting typeKnown for one	Unknown — not stated by the source	Ceiling
Product colourKnown for one	Unknown — not stated by the source	Blue, White
Angle of rotationKnown for one	Unknown — not stated by the source	360°
Detection angleKnown for one	Unknown — not stated by the source	110°
Number of melodiesKnown for one	Unknown — not stated by the source	52
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	EC, FCC, RoHS, WEEE
Security1 differ
Sensor type	Passive infrared (PIR) sensor	Passive infrared (PIR) sensor
Connectivity technology	Wireless	Wireless
Operating frequencyDiffers	433.1 - 434.6 MHz	433.92 MHz
Volume (max)Known for one	Unknown — not stated by the source	110 dB
Volume (min)Known for one	Unknown — not stated by the source	25 dB
Alarm functionKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Battery typeKnown for one	Unknown — not stated by the source	AAA
Number of batteries supportedKnown for one	Unknown — not stated by the source	2
Power consumption (typical)Known for one	Unknown — not stated by the source	0.015 W
Operational conditions1 differ
Operating temperature (T-T)Differs	-10 - 55 °C	-20 - 60 °C
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Alkaline
Other featuresidentical
Maximum rangeKnown for one	Unknown — not stated by the source	150 m
Packaging contentidentical
Batteries includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Screws includedKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	20.8 mm	Unknown — not stated by the source
DepthKnown for one	100.2 mm	Unknown — not stated by the source
HeightKnown for one	20.3 mm	Unknown — not stated by the source
WeightKnown for one	70 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	98.5 mm	Unknown — not stated by the source
Package depthKnown for one	135 mm	Unknown — not stated by the source
Package heightKnown for one	27.8 mm	Unknown — not stated by the source
Package weightKnown for one	115 g	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.

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