Dahua Alarm Wireless PIR Camera Detector - ARD1731-W2(868) - Alarm Wireless PIR Camera Detector

• 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