Wireless GSM Alarm System (Alexa, Tuya And Wi-fi)

GSM+WiFi: Connect WiFi easy, No any monthly fee. Free mobile app for iPhone and Android phones so you can control your alarm system from anywhere with your smartphone. Built-in GSM module, support GSM sim card, suggest to buy T-mobile 2G sim card (not included) in US. DIY Home Security System: Easy To Install panel with wireless sensors that can be integrated in short time with automated fast response alarms. Support up to 100 learing/storage/location for remote control, RFID cards and wireless detector as you need; You can control this gsm alarm system Arm/Disarm/Voice Monitoring /Intercom by cellphone anywhere. Protect Your House: When someone trigger this system that will be loud alarm to scare thief away and also will make a phone or sending a message to someone which you save the phone.