YBJ WiFi Home Security Alarm System, DIY 4G Smart Home Security System, Compatible with Wireless 433MHz Motion detectors, Door/Window sensors, and Sirens, Supports Amazon Alexa.

Product description

YBJ Wireless + WiFi Alarm System YBJ Wireless + WiFi Alarm System

Compatible with all accessories supporting 433MHz wireless connectivity, works with the Tuya/Smart Life app. Supports adding various motion sensors, door/window sensors, temperature/humidity sensors, and cameras.

Supports remote control,

Supports app push notifications, SMS + phone call alerts, and 2G/3G/4G SIM cards.

All-weather protection for your home, with no blind spots

Features a built-in battery and supports expansion with over 99 motion sensors, door/window sensors, and wireless alarms. Complete DIY installation requires no drilling. A comprehensive smart home system safeguards your family’s security.

[Easy Installation]No professionals required. No wiring or drilling needed. Simply mount the main unit on the wall (screws included) and connect to power. Supports expansion to 100 learning/storage/location units. Flexibly configure remote controls, RFID cards, and wireless detectors.
[Mobile Remote Control]View and control your security system anytime via smartphone (requires SIM card or WiFi). Arm/disarm, voice monitoring, and intercom functions available.
[Intrusion Protection]When triggered, accessories instantly send wireless signals to activate the alarm system. It emits a high-decibel alert to deter intruders while simultaneously calling or texting preset contacts.
[Built-in Battery]The system remains fully operational even if wires are cut or power is interrupted. It continues to effectively deter intrusions during power outages.
[Dual-Mode Network Support]Compatible with 2G/3G/4G SIM cards (purchased separately) and 2.4GHz Wi-Fi networks (does not support 5G). Automatically switches to GSM communication when Wi-Fi power is lost.
[Scheduled Arming/Disarming]: Set timed operations via the app or keypad to avoid repetitive manual actions. Also configurable delay times prevent false alarms triggered by people leaving the premises through armed zones.

Product summary

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