KERUI 433mhz Wireless Door Window Sensor Open Detector GSM PSTN Home Alarm System Home Security Voice Burglar Smart Alarm System

Enhance your home security with the Kerui 433MHz wireless door and window sensor, a smart and reliable component of a comprehensive home alarm system. This advanced security solution features seamless integration with GSM and PSTN networks, enabling real-time alerts and remote monitoring. When a door or window is opened, the sensor triggers an immediate alarm, sending voice notifications to your phone via GSM or PSTN lines. Designed for easy installation, this wireless system offers peace of mind with its anti-tamper design, low battery warning, and compatibility with other Kerui security devices. Ideal for homes, apartments, and small businesses, this intelligent burglar alarm system combines cutting-edge technology with user-friendly operation to keep your property safe from unauthorized access.