PGST Home Security System, Alarm System for Home Security, Phone Alert, Alarm Siren, Door/Window Sensors, Remotes, Compatible with Alexa, No Monthly Fee,for House Apartment Office

["The security alarm system consists of:1 control panel (host),4 motion sensors,8 door/window sensors,3 RFID cards,3 remote controls,1 siren,1 SOS alarm button.This professional alarm system provides 24/7 protection for your home.","【Real-time Alerts & Supports 99+ Sensors】A 120dB siren deters intruders when sensors are triggered, while Smart Life/TUYA app sends real-time notifications.Connect up to 99+ sensors for worry-free security coverage.","【Supports GSM/4G+WiFi】With dual GSM/4G+WiFi connectivity, you can remotely check real-time status anytime, anywhere via the dedicated Smart Life app.","【Physical Anti-Tamper & Password-Lock Alarm】Any forced removal will trigger an instant alarm. Once the screen lock is activated, the alarm can only be stopped by entering the correct password.","【No WiFi, No Problem】The alarm system retains all its functions even without Wi-Fi and can send alerts to your phone with a SIM card.","【Voice & Remote Control】Take full command of your home security via the TUYA/Smart Life app – arm, disarm, or trigger alerts anytime, anywhere. For hands-free convenience, simply link your alarm to Alexa for seamless voice control."]