Item Tag: 8.6 x 4.7 x 3.5 inches
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Home Security Systems,Door & Window Alarms for Home Kit,Wifi+Gsm/4G Door/Window
It also supports inserting a GSM SIM card and is compatible only with GSM/3G/4G networks, ensuring you receive alarm notifications even when traveling.
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Alarm System for Home Security,21Pcs DIY Kit Touch Screen Siren Hub with Loud Al
The buzzer, when connected to the main unit, can amplify the main unit’s alarm sound to 120dB, ensuring the alarm is audible no matter where it’s installed. When the host alarms, it emits over 120dB sound to deter unauthorized intrusion.
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Alarm System for Home Security,24Pcs Wifi/4G Apartment Alarm System with Instant
Wi-Fi+GSM/4G Dual Network：The alarm system supports Wi-Fi (2.4GHz) and GSM/4G networks,ensuring that it can continue to work through 4G network even if WIFI fails, giving you more peace of mind during every trip or outing.