DAHUA®|HY-SA21A-W2(868)|3 YR WTY. Airshield Wireless Optical Smoke DetectorDahua Wireless Smoke Alarm provides battery powered smoke detection and alarm functions within a single unit. Advanced electronics in conjunction with a photoelectric smoke sensing chamber provide early detection of smoke and high immunity against unwanted alarms. This kind of smoke alarm does not require a mains supply and is suitable for general residential applications. Timely notification of the smoke alarm can be displayed on DMSS App in real

Outdoor product (–25 °C to +60 °C)

R1002 is designed to work as a type of converter from RJ45 to BNC port

see the quick start guide

25 fps@5MP (16:9 video output)

Integrated Cable Management (Combining the power interface

Auto-Sensing Algorithm enables providing power with 802

warm light distance is 30m

Crimps Standard & Easy Fit RJ45 Plugs

High Fidelity Pick Up

greatly reducing the installation cost of security systems

Accurate over current

By combining the NVR’s built-in 16 PoE ports with an additional 16-Port PoE Switch (linked via a single uplink cable)