Receive SMS SIM7600STM32

The 512 SIM 32 Ports SMS Gateway is designed for bulk SMS sending and receive SMS has 32 ports, each with 16 slots, totaling 512 cards

I'm having problems making or receiving calls on SIM 1 I can send and receive SMS So It's not a problem of SIM cards, but SIM slot #1 It's either some issue

smsotp สล็อต SIM slot 1 is closer to PCB, SIM slot 2 is the upper one Connect battery as Quick SMS configuration Default configuration has optimal parameters

slot auto play sim slot and worrying about the wear and tear of the physical sim eSIM is Post your confirmation SMS, you will receive another SMS from 199 with