This basic presentation / video looks at SIM (Subscriber Identity Module) card, its evolution and what is the relation between SIM and UICC (Universal Integrated Circuit Card). It also explains ...

The SIM card cannot store multiple numbers per contact ... In 2012 the nano-SIM or 4FF (4th Form Factor) was introduced, which measures 12.3 × 8.8 × 0.67 mm. Nano-SIM cards can use adapters ...