gsm pstn billing meter

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GSM/PSTN Dual Network Home Alarm System Function Instruction: 1. Dual-network (GSM&PSTN) alarm function, alarm information more safe; Intelligent reco...

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...:British Version,UK Standard,US Standard,AU Standard,EU Standard Battery Type:Lithium Battery Function Description: 1. GSM + PSTN+ WIFI three in on...

... Electromagnetic Flow SMS IP/TCP Wireless Monitor Diagram / working process Workshop and Warehouse of Electro magnetic Flow Wiri...

... smart water brass body automated water RS485-MODBUS water wiring method: Red - power supply Black - Ground White (yellow) - R...

Powerful Car Gps Jammer For Wifi / CDMA / 5 - 20 Jamming Range TX-B8H this GPS signal jammer can high effectively anti GPS tracking and thre...

Product Description: The Prepaid Meter Keypad comes in a sleek black color, making it a stylish addition to your home or office. Its operating tempera...

Single phase Smart Meter with Interchangeable Module General introduction DDZY217 Single phase Smart Meter with Interchangeable Module can measure the...

Important attributes Number of phases triphasic Measure the range of electrical energy 0~999999.9kWh Output voltage 380V Origin Hunan, China apply Ind...

Plastic Motorcycle Car Black Box Made By SIM800C GPRS GSM Model Product brief: acker should be installed by technical professional of local service ce...

Anti Insect Nets 40 Mesh, 110gsm, 4 meters, 8 meters, Anti Hail Net Type 68gsm Product specifications 50g-80g 13*13mesh 17*17mesh 80g-150g 25*25mesh 2...

Product Description: All our Adjustable High Power Phone Jammer are specially customized to accommodate a fully integrated broad band jamming system w...

...INTERNET environment and Asterisk PBX system needs to provide all the features. GSM400 is a 4 port wireless Asterisk PCI card which is mainly appli...

... GPRS smart water domestic water GPRS smart water domestic water is our new generation smart water . Ultrasonic...