The Samsung Ace is coming to Sprint. It's worth noting because it's a cellphone that uses CDMA cellular tech, like all Sprint phones. But it also has an unlocked slot for a GSM SIM card in case ...

Despite successfully upgrading its Code Division Multiple Access (CDMA) network to 4G long term evolution (LTE), Sinarmas Group telcom company Smartfren will not ditch the system, at least for ...