what's GSM AND CDMA STANDS FORTH null

GSM is a network like AT&T and T-Mobile and their cell phones use a sim card. If your phone is unlocked and you travel then you can buy a sim card there at a local store and use your phone. CDMA is what Verizon and Sprint use, they do not need a sim card.

“what's GSM AND CDMA STANDS FORTH”

Asked by rodm9632 8 years ago

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GSM is a network like AT&T and T-Mobile and their cell phones use a sim card. If your phone is unlocked and you travel then you can buy a sim card there at a local store and use your phone. CDMA is what Verizon and Sprint use, they do not need a sim card.
Answered by Jim3000gt 8 years ago
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