Tuya’s Wi-Fi GSM security alarm system is compatible with Amazon Alexa and Google Home, and can provide voice control. It supports Wi-Fi and GSM (2G) and has an auto dialer function, which can send different types of alarm messages, such as SMS, app message push, voice monitoring, and sim card phone call. The system also has a built-in performance CPU master based on 32-bit cortes-M3 core, and supports features such as: