The PiTalk 4G HAT is a handy, low-power Raspberry Pi HAT that features multi-communication functionalities such as GSM, GPRS, TCP, etc. It allows your Pi to easily make phone calls, send messages, connect to wireless networks, and so on. It is the most convenient IoT HAT that works with all variants of Raspberry Pi (model A, B and Zero). The users
Why do you think that https://github.com/milvus-io/bootcamp is a good alternative to Pitalk_4G_HAT_Software