Currently the Firmware version is A7670M7_V1.11.1. On the github web site there is a firmware file that is provided: A011B14A7670M7_A7670E-LASE_V101210903.rar It is not clear for me if this file ...

I have a LilyGO T-A7670E board where I can successfully establish GPRS connection using manual AT commands and receive a valid IP address, but I cannot get TinyGSM networking (TCP/HTTP) to work with ...

Upgrade to 4G, interface to replace a SIM800 with a BK A7670E This project aims to replace a SIM800 module with a BK A7670E (4G) module without modifying the original hardware configuration, if the ...

Remote control by SMS 4G This project uses a BK-A7670E. It is not intended to compete with commercially available models. No guarantee of proper functioning is given by its author, that is to say ...