ERAY GSM 3G WiFi Home Security Alarm System, Wireless Burglar Alert SMS Calling Alarms with 9 Door Sensors, 2 Motion Detectors, 2 RFID Cards and 2 Remote Control-Battery Included (B)
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases Product Features 2.4GHz WiFi & 3G GSM: ERAY WM3FX alarm host adopts the lastest technology that supports WiFi connection(Only 2.4GHz) and 3G GSM transmission, solved the problem that 2g data network had been closed fully in USA APPPUSHER & SMS/CALL ALERT: