T-980G digital wireless communication is a Fixed Wireless communication equipment which adopts the high-tech design. It Fully exerts GSM network connection rapid quickly, the network coverage is width, unlimited by the terrain, the location etc. Can conveniently provide the service of digital wireless communication . T-980G digital wireless communication can connect PSTN wire telephone, When T-980G connects the lines of PSTN, preferential to using network to outside communication, and automatic supervision PSTN telephone lines, when the PSTN line be damage or be cut down by people, T-980G automatically transfer GSM wireless network to the outside communication. Can practically safeguard the alarm system to be able promptly reliably communication with the control center. * Support DTMF. * SupportĦĦ4+2 and CID communication protocol. You can choose 4+2 or CONTACT ID communication protocol when the wireless module send a signal to the center * Support dual reports. you can set No.1 or No. 2 code to call the alarm center when use the wireless module to send report to the alarm center. * Effective phone line detection. It can detect the phone line cut-off or misfunction via diagnosing the main unit's phone line voltage and current. If there is a cut-off or misfunction, it will alert the alarm center. When the phone line is reconnected, it will send the reconnect status to the alarm center * Real-time data line diagnosis. It will notify the alarm center when the data line to the main unit is cut off. When the data line is reconnected, it will send the reconnect status to the alarm center * When the phone line and data line are both cut off, it will alert the alarm center of the cut-off * Auto-inspection function, send report to the alarm center * Extended alarm area. four alarm area as self-defense anti-tamper area or as around-the-clock extended defense area * Support current GSM net and SIM card * It's easy to operate
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