Home » DAHUA ARD821-W2(868) Wireless Panic Button
DAHUA ARD821-W2(868) Wireless Panic Button
DAHUA ARD821-W2(868) Wireless Panic Button
DAHUA

DAHUA ARD821-W2(868) Wireless Panic Button

In stock
SKU: ARD821-W2(868)
$1,000,000.00
Our standard leading time is estimated to be 30 working days, even if it is shown as in stock, please confirm this lead time before purchasing.
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    Order and Pricing Information for Surveillance Products
    Please note the following important details when ordering surveillance products from CCTV-MALL:
  • Minimum order amount: Orders must exceed $1000 or equivalent.
  • The prices listed, such as $1000000 or $1,534,590.00, are placeholders and do not reflect the actual prices. These products on this page are typically specialized for project-specific requirements, and pricing depends on various factors such as the required quantity and any other project-specific requirements.
  • Final pricing: Prices mentioned are subject to the final Proforma Invoice (PI) prices provided after order confirmation.
  • Inventory Statement:Please note that the inventory status displayed for our products is not in real-time. We will inform you of the actual inventory status via email to ensure you have the most accurate information for your purchase decisions.
  • Minimum Order Amount Statement：For non-stock items, we have a minimum order value requirement of $3,000 USD. This threshold helps us to process your orders efficiently and provide you with the best possible service.
  • Shipping costs: Shipping costs will be calculated separately and added to the total order value.
  • Genuine products: We guarantee official original DAHUA products with the latest firmware versions.
  • Technical support: As authorized distributors, we provide official technical support.
  • Warranty coverage: For project-based orders, the manufacturer provides local warranty, while we offer warranty support for dealer orders.
    • If you have any questions or need further assistance, please feel free to contact us. We are committed to providing you with the best price and service for your DAHUA surveillance product needs.
Quality Certifications:

 

ARD821-W2(868)

Wireless Panic Button

> Two-way RF communication.
> Provides multiple LED colors to indicate different statuses.
> Cloud update and automatic recovery from update failure.
> Offers accidental press prevention.
> Battery life up to 5 years if used twice a week.
> IP54 rated.



Product Data

Function

Indicator Light

1 for multiple statuses (pairing, communication, and more)

Remote Update

Cloud update

Button

1

Signal Strength

Yes

Low Battery Detection

Yes

Battery Level Display

Displays battery level on app

Wireless

Carrier Frequency

868.0 MHz–868.6 MHz

Communication Distance

Up to 1,400 m (4,593.18 ft) in an open space

Communication Mechanism

Two–way

Encryption Mode

AES128

Frequency Hopping

Yes

General

Operating Temperature

–10 °C to +55 °C (+14 °F to +131 °F) (indoor)

Operating Humidity

10%–90% (RH)

Battery Model

CR2032

Battery Life

3 years (if used twice a week)

Product Dimensions

55 mm × 36 mm × 14.2 mm (2.17" × 1.42" × 0.56") (L × W × H)

Packaging Dimensions

95 mm × 59.5 mm × 30.5 mm (3.74" × 2.34" × 1.20") (L × W × H)

Installation

Wall mount; portable

Net Weight

18 g (0.04 lb)

Gross Weight

48 g (0.11 lb)

Certifications

CE

Casing Material

PC + ABS

Protection

IP54

Technical

Operating Current

28 mA

Test Mode

Yes

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