General PCN: Difference between revisions
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==2024.05.02: Changes in manufacturing of dual-SIM tracking devices== | ==2024.05.02: Changes in manufacturing of dual-SIM tracking devices== | ||
Dual-SIM holder is designed to work with standard Mini SIM cards. The thickness of Mini SIM is 0.76mm (2FF standard). However, certain SIM cards are thinner, e.g. Nano SIM thickness is 0.65mm (3FF standard). | |||
Recently, more and more operators provide 3-in-1 SIM cards with the thickness of 0.65mm, i.e. the whole SIM card thickness, not only Nano SIM card part. | Recently, more and more operators provide 3-in-1 SIM cards with the thickness of 0.65mm, i.e. the whole SIM card thickness, not only Nano SIM card part. | ||
Reacting to this, the top (SIM2) slot of FMB122, FMB125, FMB125, FMC125, FMM125, FMB225, FMC225, FMC650, FMM650 will be filled with ‘dummy’ SIM card from May 2024. By placing the additional ‘dummy’ SIM card, the bottom (SIM1) card is pressed firmly to ensure a reliable connection. | Reacting to this, the top (SIM2) slot of FMB122, FMB125, FMB125, FMC125, FMM125, FMB225, FMC225, FMC650, FMM650 will be filled with ‘dummy’ SIM card from May 2024. By placing the additional ‘dummy’ SIM card, the bottom (SIM1) card is pressed firmly to ensure a reliable connection. | ||