APPENDIX

7 SPECIFICATIONS

TECHNICAL SPECIFICATIONS

Item

Receiver

Camera

Device Parameter

Channels

Screen Type

Monitor Resolution

Video Format

Wireless Parameters

Compression Format

Recording Resolution

Communication Range

Recording Modes

Output

Language

Zoom

Memory Card

Motion Block Mask

Operating Temperature

Operating Voltage

Current Consumption

Battery

Dimensions

Camera Resolution

IR LED’s

IR Cut Filter

Weather Resistant Rating

Night Vision

Operating Temperature

Operating Voltage

Current Consumption

Dimensions

SpecificationSPECIFICATIONS

4

7” LCD 16:9

800 x 480

NTSC (default)/PAL

2.4GHz secure digital wireless with 24 transmission channels using Frequency Hopping Spread Spectrum (FHSS) technology

MPEG-4

320 x 240

Approximately 500 feet (150 meters) open space line of sight

Manual/Schedule/Motion Detection

Supports real-time AV preview and recording up to VGA @ 25 FPS(Single Cam- era Mode) or QVGA @ 25fps/CH (Multiple camera mode)

English, Spanish, French

2X Digital Zoom

4GB Micro SD card included. Supports max. to 32GB micro SDHC memory card.

48 (8 x 6 grid) zones to block motion detection

14 °F to 122 °F (-10 °C to 50°C)

DC 5V / 1A

860mA (max)

Rechargeable 3.7V 2000mAH (LI-ON); Life: 3 hours (Power Saving Off)

7.9” (200mm) x 4.8” (122mm) x 1” (25mm)

640 x 480

25

Automatic for daytime true color

IP-66

60’ (18m)

14 °F to 122 °F (-10 °C to 50°C)

DC 5V / 1A

860mA (max)

4.8”D (123mm) x 2.6”W (65mm) x 2.6”H (65mm) camera barrel only 6.2”D (157mm) x 2.75”W (70mm) x 8.5”H (216mm) w/stand and antenna

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First Alert DWS-472, DWS-471 user manual Technical Specifications, Receiver Camera

DWS-472, DWS-471 specifications

First Alert has long been a trusted name in home safety and security, and their DWS-472 and DWS-471 smart smoke and carbon monoxide detectors exemplify their commitment to innovation and reliability. Both models are designed to provide advanced safety features while offering convenience and ease of use for homeowners.

The First Alert DWS-472 is a state-of-the-art smoke and carbon monoxide detector that utilizes both photoelectric and ionization sensors. This dual-sensor technology enables the unit to identify a broader range of fire types, including smoldering fires and fast-flaming fires, ensuring a faster response time. Additionally, the DWS-472 features a 10-year sealed battery, eliminating the need for frequent battery replacements, which can often be a safety oversight. The device is equipped with a voice alert system that clearly announces the type of danger detected, whether it's smoke or carbon monoxide, allowing users to react appropriately.

On the other hand, the DWS-471 offers similar features but with some distinct aspects tailored for consumer needs. This model focuses on carbon monoxide detection with a highly sensitive electrochemical sensor. It also includes a photoelectric sensor for smoke detection, making it a reliable option for various fire scenarios. The DWS-471 is designed with a sleek, compact profile, making it easy to install in various locations throughout the home.

Both models are compatible with the First Alert onelink app, a further testament to modern technology integration. This app enables homeowners to monitor and manage their alarms remotely, receive push notifications for alerts, and even silence false alarms with a simple tap on their smartphones. The app enhancing the overall security experience and providing peace of mind, especially when away from home.

Further enhancing their appeal, both the DWS-472 and DWS-471 feature a test/silence button for easily checking functionality. They come with an end-of-life warning that informs users when it is time to replace the unit, ensuring that detectors remain operational.

Overall, the First Alert DWS-472 and DWS-471 combine advanced sensor technology, user-friendly features, and smart connectivity to create a robust line of protection that meets the needs of modern homeowners, while exemplifying First Alert's commitment to safety and reliability.