SKU: 94583891488

DAHUA ARD2231-W2 Wireless Dual-Tech Detector

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Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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Description

DAHUA ARD2231-W2 Wireless Dual-Tech DetectorARD2231 W2 > Pet immunity function. > Auto temperature compensation. > 3 level sensitivity adjustment. > Displays the temperature of the surrounding environment and supports the overheating alarm. > Frequency hopping and two way communication technology ensure that communication is stable. > Supports cloud update and automatically restores when cloud update fails. > PIR and microwave motion detection. > Supports jamming detection and communication

ARD2231-W2

> Pet immunity function.

> Auto temperature compensation.

> 3-level sensitivity adjustment.

> Displays the temperature of the surrounding environment and supports the overheating alarm.

> Frequency hopping and two-way communication technology ensure that communication is stable.

> Supports cloud update and automatically restores when cloud update fails.

> PIR and microwave motion detection.

> Supports jamming detection and communication encryption.


Product Data

Function

Indicator Light

1 × green alarm indicator

Button

1 × power switch

Remote Update

Cloud update

Low Battery Detection

Yes

Tamper

Yes

Measuring Range (Temperature)

Indoor: –15 °C to +65 °C (+5 °F to +149 °F)

Measuring Accuracy

±1 °C (±1.8 °F)

Technical

Sensor

Dual-element low-noise PIR sensor, microwave sensor

Detection Mode

PIR + Microwave

Sensitivity

3 levels adjustable

Detection Range

12 m (39.37 ft) (90°) with installation height of 2.2 m (7.21 ft)

Detection Speed

0.3 m/s–3 m/s (0.98 ft/s–9.84 ft/s)

Microwave Frequency

24 G

Pet Immunity Level

≤ 18 kg (39.68 lb), height < 50 cm (19.68 ft)

White Light Resistance Level

2000 lux

Two-way Digital Temperature Compensation

Yes, no attenuation of detection distance in high temperature.

Test Mode

Yes

Operating Current

11 uA

Alarm Current

69 mA

Wireless

Carrier Frequency

433.1 MHz–434.6 MHz

Communication Mechanism

Two-way

Communication Distance

Up to 1,200 m (3937.01 ft) in

an open space

Encryption Mode

AES128

Frequency Hopping

Yes

General

Power Supply

CR123A × 1

Battery Life

3 years (If triggered 10 times a day with a battery efficiency of 70%)

Power Consumption

Max. 640 mW

Operating Temperature

Indoor: –10 °C to +55 °C (+14 °F to +131 °F)
Certified temperature: –10 °C to +40 °C (+14 °F to +104 °F)

Operating Humidity

10%–90% (RH)

Product Dimensions

104.0 mm × 60.0 mm × 50.0 mm (4.09" × 2.36" × 1.97")

Packaging Dimensions

135.0 mm × 98.5 mm × 56.8 mm (5.31" × 3.88" × 2.24")

Net Weight

106 g (0.23 lb)

Gross Weight

184 g (0.41 lb)

Installation

Wall mount, Ceiling mount (With the bracket ARA33)

Casing Material

PC + ABS

Certifications

CE
FCC

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 94583891488

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4.1 ★★★★★
Based on 18 reviews
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Product Reviews
M
Martin V.
Charlottesville, US
★★★★★ 5
Modern luxury with summer fabric that performs above its price!
Color: Beige, Size: 14, Color: Beige, Size: 14
Wow! My son wore it for Easter Sunday and this suit fits the bill! The linen material is spot on--not too heavy and not too light especially since the weather is warming up now. The jacket is quality made--the design is modern executive, the stitches are strong no flaws to note. The pants are tad bit longer but that's okay, build quality is also great. The white shirt is decent and matches well with the rest of the set. The bow tie and tie itself is a great complimentary to the set, though optional to wear. The whole set just has that quality you would really look for in the price range you would want to pay. Overall, best value for for the, wear right outside the bag, maybe a light ironing otherwise it's perfect! I highly recommend it, no complaints here very happy with this suit!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 5, 2026
A
Ariel B.
New York, US
★★★★★ 4
Heavy linen character, but a beautifully tailored suit!
Color: Beige, Size: 4, Color: Beige, Size: 4
This is a really nice linen suit! The jacket is beautifully made and well-tailored, with a fun speckled texture that has lots of pretty color variation (we ordered the beige). When I placed it side by side with a similar linen suit from another brand, the difference in the linen texture was really noticeable — this had a much stronger linen character that stands out! It has three useful pockets on the outside of the jacket, which is great for little hands. The only downside is that one of the inside pockets is just for show (faux), which was a bit surprising and somewhat disappointing for my little guy. The pants have pockets too, but they aren’t very deep — perfect for small treasures, but not much more. The pants are made from a lighter, thinner single-layer linen compared to the fully lined, double-layer jacket, which makes sense for comfort and easy movement. The pants didn’t come with a front crease ironed in, so you’ll want to press one yourself. The linen did pick up some creases from being folded in the package, but it doesn’t seem quite as wrinkly as some other linen fabrics I’ve tried. Still, like most linen clothes, especially for boys, the pants will need occasional ironing to keep them looking neat and crisp, especially after a day of play and general wear. The structured, lined jacket stays looking smoother and more put-together with less effort. It also came with a bow tie, a neck tie, and a tuxedo-style white shirt as extras. The ties aren’t great quality — they’d work fine for quick photos but probably won’t hold up to much actual wear. The formal white shirt feels a bit funny paired with the casual linen suit, but I don’t mind at all. We already have white shirts that we prefer, so we’ll use those instead. For us, the extras are really just bonus items we won’t plan on using. Overall, it’s a handsome little suit that’s perfect for special occasions like weddings, family photos, or holiday events. My kid looked adorable in it! The stronger linen texture on the jacket gives it a premium feel that I really like. Just be ready for a bit of extra care with the pants to keep everything sharp.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 8, 2026
C
chzgr8er
Whiting, US
★★★★★ 5
Great suit set
Color: Light Grey, Size: 4
It is incredibly attractive and includes everything a young child needs for a special occasion. The material is a 75% polyester and 25% linen blend, and the outer fabric feels remarkably smooth. Its unstructured design allows for an attractive, natural drape, and the blend conveniently allows for machine washing at home. As is typical with linen-based materials, the fabric can be naturally stiff and prone to wrinkling, so I recommend ironing or steaming it before use. The lightweight feel makes it an excellent choice for the spring, summer, and fall months. Overall, this suit offers exceptional value for the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 12, 2026
D
Verified Purchase
Donna
Carnegie, US
★★★★★ 5
Mock shirt for everyday wear.
Color: Gray Green, Lotus Pink, Sky Blue, Size: X-Large
Love how soft the fabric is and wears very well. Very happy with purchase and have bought other colors as well.
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Reviewed in the United States on May 22, 2026
N
Verified Purchase
Nick Casad
Lake Worth, US
★★★★★ 3
Amazon brand looks bad
Color: White, Light Gray, Black, Size: X-Large
II think the quality is poor the fabric is thin and the moc collar won't stand up
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 20, 2025

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