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"Zone Number: 99                 Alarm Type: GPRS Alarm Type: SMS                  Alarm Type: PSTN Alarm Type: The Alarm        Alarm Type: Apps Control Power: DC 5V                       Size: 175*130*15mm Language: English                Model Numbe"
<https://www.secruimall.com/products/https-wwwalibabacom-product-detail-kerui-w193-gsm-support-3g-wifi60782094542htmlspma2747managelist144cb371d2onqlar>