GSM 4G LTE A7672S with GNSS GPS BT -Getting Started with AT Commands

A7672 LTE GSM Module is LTE CAT1 Module and supports wireless communication modes of LTE GSM GPRS EDGE.
When 4G network is not available it supports 2G Fallback.
Module supports both UART and USB Communication modes.
A7672S FASE Variant supports GNSS GPS BLUETOOTH.