Expandable Door Alarm System

• Expandable up to 40 sensors (4 zones, 10 sensors per zone), such as the door sensor/ motion sensor in ERAY shop;
• Remote control features Arm, Disarm, Ring, SOS controls;
• Just disarm the door alarm system with remote control when someone trigger the door alarm, door sensor or PIR motion detector.

D2 Door Alarm + Remote Control + 3 Door/ Window Sensors

Door Alarm Host Defense Zone: 4 zones, Max. 10 sensors per zone Ringing Mode: Alarm and Chime Mode Alarm Volume: 120dB Alarm Time: 2 minutes Power Supply: 2* 1.5V AAA Battery Wireless Transmission Distance: Up to 164ft/50m (No obstacles) Intallation Distance of Door Alarm Host: less than 10 mm		Door Window Sensor Static Working Current: <10uA Alarm Current: <30mA Working Temperature: +10~+40°C Humidity: ≤95%rh Transmitting Frequency: 433+0.5MHz Transmitting Distance: Up to 262ft/80m (No obstacles) Intallation Distance of Door Sensor: less than 10 mm

Multi-function Security System Helps Secure Your Home and Family

• The elders can simply press the SOS button on the remote to remind the family members when occur an emergency.
• Alarm Mode: The door alarm host "beep" for 2 minutes and its indicator lights flash for 2 minutes when someone triggered the door alarm or door sensors.
• Chime Mode: The door alarm host "beep" once and its indicator lights flash once when someone triggered the door alarm or door sensors.