Wireless Smart House App Control Alarm System for Home Burglar Security Alarm
Can remote arm or disarm by phone, and with intercom and voice monitoring function. 2.4″ TFT LCD screen display and voice prompt for all operations. Support external wired siren, with squealing alarm sound.
Hot Tuya Alarm System Wifi/2.4 GSM/4G Motion Sensor Smart Home Wireless Security
This alarm hosts for all PG -103 in this link are all WIFI （2.4Ghz） & GSM（4G） GPRS versions. GS-103 tuya. Siren output. Alarm Type. 1 x Wired Siren. Password Keyboard. Door/Window Sensor. Output Number.
4G 3G 2G GSM Alarm System Home Security 8 Channels SMS Message Call APP 5-16V DC
You can choose the input port to be NC or NO to alarm. Built‑in 4G module, can work anywhere in the world through 4G, 3G and GSM Net. The input is a switch signal. Item Type: 4G/3G/GSM Alarm Module.
