Detects the vibration of your existing door bell, door chimes, door intercom announcer or the knocking on your door, it then sends a signal to trigger the CA-360 to alert you
Simple to install with adjustable sensitivity to avoid false alarms
2.5mm Jack for direct connection to your existing doorbell/door chime
Advanced Technology: 2.4 Ghz Smart-Code
Operating range: Up to 200ft, open space - actual distance varies according to house construction
Battery type: Two AA size alkaline
Battery life: up to 10 months
Operating temperature: + 10 to +30°C
SICADX
Features:
Accessories : Yes
Additional Sensors and Alarms : Yes
Dimensions (LxWxH) : 3 x 1 x 5
Weight : 0.2 lb.
Energy Star Qualified : No
Country of Origin : China (provided by manufacturer, not verified)