Smart WiFi Siren Alarm System With Door Bell

● APP name: TuyaSmart
● Work with Amazon Alexa/Google Assistance/Apple IOS.
● Input Voltage:AC85-250V.
● Support 8pcs remote controllers and 50pcs Wireless sensors.
● Low-battery detection(Only standard sensors)/Power off.
● Built in battery 250mah 3.7V.
● Built-in doorbell Dingdong, with 17 bands of eight chord music to switch.
● 32 Alarm sound optional.
● Standard kit sensors can independent scenario with other tuya products.
● Alarm mode: Flashing + Sound + Alarm push to Mobile app.
● Wireless learning coding, compatible with 2262 or 1527 chip sensors.

* Remark: Fix Internet Service Require in cover location.