Portman designs and manufactures all types of GPS tracking solutions, including the web-based GPS / GPRS / SMS vehicle tracking, personnel tracking, trailer tracking, motorcycle tracking, heavy equipment tracking, black box, as well as asset tracking systems, etc. With SiRF III GPS module and Sony Ericsson / Siemens GPRS module for system integration.
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Portman GT3101 integrates GPS tracking functions and basic car alarm control functions into one unit. You can monitor the vehicle location and control the car alarm remotely. In addition, the unit will send event report if any triggers occur. It has built-in 7 outputs and 2 inputs to perform essential alarm and tracking functions.