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Some popular brands like RIM Blackberry, Samsung, Sony Ericsson, Motorola, LG have phone models that are offered on GSM carriers and they also have phones offered on CDMA carriers, however, if you want to know what phone models have both GSM and CDMA technology, then some examples are the Blackberry Storm 1, Blackberry Storm 2, and Blackberry Tour.
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Why won't my Samsung S3650W read my Boost sim card?
Because Boost does not use a GSM network, they use iDEN. Boost phones use a SIM card that is compatible with GSM phones for overseas roaming. However, iDEN is a very different standard from GSM. Most iDEN phones are not compatible with GSM networks, and GSM phones are not compatible with iDEN networks.
Can i use a straight talk sim card to a boost mobile phone?
The short answer is no. Boost's newer iDEN phones do use a SIM card that can be used in GSM devices for international roaming but they will not work in GSM devices in the US. Most iDEN phones are not compatible with GSM networks, and GSM phones are not compatible with iDEN networks.
You recently saw a phone on Ebay with an unlocked sim card What does this mean?
Unlocked phones are GSM phones that will work with any GSM carrier. A GSM phone works on AT& T, T-mobil and any other system that is GSM compatible. Most inetrnational cariers are GSM.
What are some cell phone models that are compatible with GSM?
There are a number of different cell phone models that are compatible with GSM or Global System for Mobile Communications. Some of those cell phones include Apple iPhones and Samsung Galaxy models.
Can you use any phone for straight talk?
No. Straight Talk has a SIM program where they accept unlocked phones from other carriers to join as a customers, though the phones they accept are limited to unlocked GSM phones and T-Mobile compatible phones.
Is a alltell phone compatible to a at and t phone?
No, Alltel phones run off of CDMA and AT&T and T Mobile use GSM
Do gsm phones work in India?
AnswerYES !!! GSM Phones, CDMA Phones will work in India
Can a Blackberry Pearl 8100 with an unlocked GSM sim card work on a Rogers plan?
There are two types of cell phone networks, GSM and CDMA. As long as the network you are trying to move your unlocked phone to is compatible then yes it will work. In most cases a GSM phone will not work on a CDMA network and vise versa, however, some careers (such as Verizon) have support signals for GSM phones. There is no support for CDMA phones on a GSM network at this time. So for overall versatility, GSM phones are better.
Can the hiphones unlocked works on boostmobile network?
Hiphones run on GSM technology, which is not compatible with the technology used by Boostmobile. So those phones would not work on Boostmobile. Hiphones would only work on GSM carriers.
What are some models of GSM cell phones?
Nearly every manufactturere produces at last one GSM cell phones. You can find GSM cell phones like the LG GT365 ,or the Tmobile sidekick
What phones are compatible with simple mobile?
Simple Mobile has a variety of phones on their website that are compatible with their service. Phones that are compatible with T-Mobile can also be used with Simple Mobile.
Is it possible to unlock GSM phones?
It is possible to unlock GSM phones. You can learn how to do this at the HowStuffWorks website. Once on the website, type "How to unlock GSM phones" into the search field at the top of the page and press enter to bring up the information.
