AI
Sunday, November 21, 2010 12:05:38 PM
TSTC - I think it has to do more with what technology the carrier uses. For example, for voice tech AT&T and T-Mobile uses GSM while Verizon and Virgin Mobile uses CDMA. Then there is data - GPRS, CDMA2000, EV-DO are some of the common ones.
Join the InvestorsHub Community
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.
