The company's production and management XHT-500GSM wireless dialer, quality assurance, welcome to consult the discussion. 

 Description: 

 XHT-500GSM is the Global System for Mobile Communications acronym, which means global system for mobile communications, is the world's leading communication systems. Intelligent anti-theft alarm module can be widely used in electric power, water conservancy, meteorology, exploration and other industries and industrial sectors; the only one SIM card can host any brand of alarm, telephone with machine use, has a very high receiver sensitivity and strong anti-interference ability can be made to the monitoring center, 110 alarm center, user's mobile phone sends the corresponding alarm information, voice information; monitoring center, alarm center can remotely check the status of equipment; arm, disarm and various control operations. 

 The usual daily work, the alarm host by phone line network and the alarm center network communication. When a man cut the telephone line failure or telephone line, wireless repeater will automatically start, through a wireless GSM network, replacing telephone lines, is responsible for the alarm message to the alarm center or mobile phone users, to ensure the smooth transmission path alarm warning. 

 Features 

 1, can match any brand of alarm system, telephone, PBX 

 2, GSM module is very suitable for field radio towers, pumping stations, communications room, microwave towers and other outdoor equipment, data communication, the communication effect with high stability 

 3, when the PSTN phone line fails or is cut, the wireless transponder, will replace the phone line, sending alarm messages for communications 

 Technical parameters 

 1, the working voltage: DC12V ± 3V 

 2, the use of the network: GSM telecommunications network 

 3, the maximum transmission power: 2W/900MHz, 

 1W/1800MHz 

 4, current: 300 ~ 400mA 

 5, the working environment: -25 ℃ ~ 55 ℃, humidity ≤ 95% 

 6 Dimension: 168 × 112 × 28mm 

 Guangzhou Hongtai Technology Co., Ltd. 

 24-hour hotline: 13535288978 

 Business QQ: 1753670812