4G GSM Smart Home Alarm — Tuya APP Controlled Wireless System with PIR Sensor

Overview: A 4G GSM wireless security system compatible with Tuya APP for remote home monitoring and control. When an intrusion or accident occurs, you can check the situation on your phone while the host emits a high-decibel live alarm, promptly places a call, sends SMS notifications and pushes messages to the APP. Two-way voice intercom: The system supports making and receiving calls, exchanging voice messages and SMS remote control for convenient, intelligent interaction. Expandable protection: Build a full home prevention network by adding up to 100 sensors. Supported devices include PIR Detectors, Door sensor, Smoke Detector, CO Detector and more to cover all your needs. Scheduled arming/disarming: Set regular arm/disarm times to save effort and avoid the hassle of repeating the same actions daily. Design: Simple, user-friendly layout with environmentally friendly silicone keys that provide a comfortable touch feel.