GigasetInsert Sim and SD 23-01-2021 From this article you will learn how to insert 2 SIM and micro SD card into the Gigaset GS4 simultaneously and to do it safely.
It is applicable for the next types of SIM: Standart SIM, Micro SIM, Nano SIM. Before inserting or removing the SIM and micro SD card the device should be turned off.