Description
The pre-programmed 4G SIM card, intended for CPE, is a standards-compliant GSM SIM + UMTS USIM + IMS/VoLTE ISIM card. It has a triple-cut form factor, fitting 2FF (classic SIM), 3FF (micro SIM) and 4FF (nano SIM).
This SIM card can be used with any core network, from GSM (2G) through UMTS (3G) and LTE (4G) as well as 5G. The fully re-programmable nature of the card allows users to create/edit any files and directories (EF or DF) in the card filesystem.