Dahua Technology
ARD324-W2-868S - Window and door alarm contact detector - Tamper - Wireless 868MHz two-way - Dahua
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ARD324-W2-868S - Dahua - Door/Window Contact Detector - Wireless 868Mhz Bidirectional Wireless - Reed Switch and Triaxial Accelerometer Sensor - Temperature measurement - 1 Alarm input (Normally Closed; Normally Open; Impulse Count) - Transmission up to 1,200 meters (in open space) - Cloud update - Tamper protection - Power button - Alarm indicator light - Low battery alarm - Not suitable for metal doors and/or windows - CR123A battery - Polycarbonate and ABS