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AND GLOBAL PCIE A7670E Expansion Module
The module is controlled via AT commands. The full list of AT commands can be found under the tab "Downloads".
See the following page for more information about this product:https://www.and-global.com/simcom-a7670e-pcie-lase-lte-cat-1-a7670-4g-pcie-module-without-gps-only-4g.html