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![The Difference Between 2G & 3G SIM Cards | eHow](https://www.iarticlesnet.com/pub/img/site/s_21.jpeg)
The Difference Between 2G & 3G SIM Cards | eHow
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日期:2024-07-31
The Difference Between 2G & 3G SIM Cards. A Subscriber Identity Module or SIM card is a card that stores contact details and text messages for GSM mobile ......看更多