Denver SHA-150 Home security system

Smart home alarm system with keyboard, redundant lithium battery, and built-in siren. Based on the Tuya platform, compatible with all other Tuya-compatible models in the Tuya ecosystem. Use the Denver Smart Home app. Setup is compatible with Alexa and Google Assistant. Activate or deactivate the system via the app, SMS, phone call, or keyboard. Notifications in case of an alarm and changes in system status. Stay connected via GSM, even without an internet connection or if your home Wi-Fi is offline. Audio monitoring through the app. Built-in emergency siren. Includes a 600mAh / 7.4V lithium battery for over 8 hours of standby time. GSM module 850/900/1800/1900 MHz. 433 MHz wireless. You can send an alarm to 5 recipients via SMS or call, 1 speed dial number, and 1 RFID SMS notification number. Weight: 1.29 kg.