Pay-as-you-go cell phone provider Straight Talk employs SIM cards, allowing you to use your own unlocked GSM or CDMA phone on the network or purchase one of the phones that the company offers directly ...
Motorola’s new Intelligent SIM (Subscriber Identity Module) just got its start in Europe by powering a parental control application for GSM phones, but it will also be available to enterprises that ...
A multi-carrier GSM phone with two, three or four SIM cards. Dual-SIM phones are popular with global travelers who use local and foreign carriers as well as people who want a business and personal ...
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