Item Tag: 4G/3G GSM EU Version
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4G 3G 2G GSM Alarm System 8 Channels 5-16V DC Home Security SMS Message Call APP
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.
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4G 3G 2G GSM Alarm System 8 Channels Home Security SMS Message Call APP DC 5-16V
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.
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4G 3G 2G GSM Alarm System 5-16V DC 8 Channels Home Security SMS Message Call APP
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.