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Digital Phones usually fall in three categories: TDMA, CDMA or GSM. Each cellular company use one of these technologies and most phones are designed to work only on one of these. In Europe and most parts of the world, all cellular companies use the GSM standard. But in North America, some companies use GSM while others use TDMA or CDMA.
There's a catch:Don't dismiss the importance of choosing the right cell phone technology for there are significant differences between each technology. Check out my Technologies to find out more about GSM, CDMA and TDMA.
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Here are up to 5 recent phones for which that information is available:
| Phone Name | Technology | |
| Samsung a670 | CDMA | |
| Samsung a650 | CDMA | |
| Samsung x427 | GSM,GPRS | |
| Nokia 6620 | GSM,GPRS |
| Nokia N-Gage QD | GSM,GPRS |
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