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Unlocked Phones

January 10th, 2009

What is Unlocked Phones?


GSM (Global System for Mobile Communication) is the most popular standard use for mobile phones in the entire world nowadays. GSM phones mostly locked when it is attached to network. It will lock unto the network that depends on the SIM (Subscriber Identification Module) Card you use for the phone. A SIM card stands for Subscriber Identity Module Card issued by the carrier. It basically holds the identifying information needed to authenticate to a particular service provider’s network and usually goes under the battery of the phone.

For example if you put an AT&T SIM card in an unlocked phones then it will work only on the AT&T network. So if the phone is locked to a particular network, let’s say for example AT&T then changing the SIM card to another network such as Verizon will cause the phone stop working. With unlocked phones, you totally remove the restriction. Unlocked phones make it much easier for users to switch providers.

How can you unlock your locked phones?

If you currently own a locked phone, may you may want to make your phone unlocked. To do that, you can pay a third party company that offers particular service to unlock the phone. Of course it’s not your carrier company. One thing you have to consider is unlocking your phones will become a violation of the contract that you have signed with your service provider.

unlocked camera phone

unlocked camera phone

Many other people have learned to hack into locked phones. But you have to very careful. Unlocking a cell phone will not guarantee that it will work, since your carrier may have implemented proprietary settings. So unlocking your existing locked phone can potentially be rendered unusable.

Buying an Unlocked Phone

Since unlocking a locked phone under contract is not taken to be legal, it is always preferable to buy an unlocked phone directly from the market. This will avoid your expenses you have to spend in getting locked phone and trying to have it unlocked from such vendors offering the unlocked phones service.

Using unlocked phones will make you have the choice to choose which SIM card that gives you the best deal. Unlocked phones are also beneficial when you want to change the model of phone you are using. Many SIM cards are compatible with many different phone models. So when your phone is damaged, or it is just time for an upgrade, you can easily switch the SIM card out and place it into your new unlocked phones.

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