In other words a factory GSM unlocked phone means is usable for all GSM networks. Factory GSM unlocked phoneĪ factory GSM unlocked phone is a phone that has left the manufacturer without a GSM carrier service contract. This means that you can switch different SIM cards in your phone and your phone will work with any GSM carrier service. A GSM unlocked cell phone or smartphone is a phone that will work with any cell phone provider as long as the cell phone company supports GSM technology. The Global System for Mobile (GSM) is a global mobile standard that links your phone number and cell phone service to a Subscriber Identity Module (SIM) card and not to the phone itself. The ‘unlocked’ concept can be applied to GSM capable phones. What is a GSM unlocked cell phone or smart phone? Understanding the difference between a locked and an unlocked phone is tricky and hopefully, this article will clear up any misconceptions. An unlocked GSM phone means that the phone can access any carrier service that uses GSM technology. The Global System for Mobile communication (GSM) is a specific standard that was created to describe protocols for 2G cellular networks used by cell phones. What are the best GSM carriers in the US?.Is GSM or CDMA better for iPhone users?.What is the difference between GSM and CDMA?.What is a GSM unlocked 4G LTE cell phone?.Advantages and disadvantages of GSM carriers.What is a GSM unlocked cell phone or smart phone?.
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