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Q: Why sim card is not needed in cdma?
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No, You cannot use reliance CDMA sim card (or) any other CDMA card sim card on Apple iphone 4s. Any GSM Sim card will work on factory unlocked Apple iphone 4s but not CDMA sim ONLY IN INDIA.


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There is no such thing as a CDMA SIM card, since CDMA phones do not use SIM cards.


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How do youfind out if my phone is CDMA or gsm?

If there is a place for a SIM card under the battery then the device is GSM. If there is not a place for a SIM card then it is CDMA. Also, if there is an ESN on the bar code label under the battery then it is also CDMA. If there is an IMEI on the bar code label then it is GSM.


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Does the samsung SM-S766C have a sim card?

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What does wcdma and gsm mean on your cell phone?

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