Dahua Alarm Wireless PIR Camera Detector ARD1731-W2(868)
- Maximum resolution 1600*1200
- Based on the RF-HD image transmission technology, transmission of 6 HD images with resolution of 1600*1200 needs up to 10 seconds
- One-week cloud cache for videos and images
- Temperature monitoring
- Offers frequency hopping and two-way communication technology,ensuring the stability of communication
- Cloud update and automatic recovery from update failure
Video
- Field of View : 88° (H);68° (V)
- Image Type : JPEG
- Resolution : 1600 × 1200; 1280 × 960; 640 × 480; 320 × 240
- Frame Rate : 2
- Illumination Mode : Infrared Light
- Illumination Range : 12 m (39.37 ft)
- Day/Night Switch : Color/Black & White
Function
- Indicator Light : 1 × green alarm indicator
- Button : 1 × power switch
- Remote Update : Cloud update
- Low Battery Detection : Yes
- Battery Level Display : Yes
- Tamper : Tamper alarm
- Signal Strength : RF Signal test / RF-HD signal test
Technical
- Detection Mode : PIR
- Sensitivity : 3 levels adjustable
- Detection Range : 12 m (86°) with installation height of 2.2 m
- Detection Speed : 0.3 m/s–3 m/s
- Pet Immunity Level : ≤18 kg
- White Light Resistance Level : 2000 lux
- Two-way Digital Temperature Compensation : Yes
- Scenario : Indoor
- Operating Current : 65 μA
- Alarm Current : Day: 170 mA (Avg); 800 mA (Max) / Night: 230 mA (Avg); 2.8 A (Max)
Wireless
- Carrier Frequency : RF:868.0 MHz–868.6 MHz
- RF-HD:2.4GHz
- Communication Distance : RF:Up to 1,600 m in an open space / RF-HD:Up to 300 m in an open space
- Communication Mechanism : Two-way
- Frequency Hopping : Yes
- Encryption Mode : AES128
General
- Power Supply : CR123A*3
- Battery Life : 4 years (if triggered twice a week with a battery efficiency of 70%)
- Operating Temperature : –10 °C to +55 °C (+14 °F to +131 °F) (indoor)
- Operating Humidity : 10%–90% (RH)
- Product Dimensions : 127.6 mm × 71.0 mm × 53.2 mm
- Packaging Dimensions : 121.0 mm × 65.0 mm × 170.0 mm
- Net Weight : 202 g
- Gross Weight : 333 g
- Installation : Wall mount
- Casing : PC + ABS
- Certifications : CE