GSM and CDMA are two radio technologies used by carriers around the world. They were the most prominent technologies in the 2G and 3G eras. Different phones support one or both, but it’s important to know how they two differ from each other.
GSM and CDMA are two radio technologies used by carriers around the world. They were the most prominent technologies in the 2G and 3G eras. Different phones support one or both, but it’s important to know how they two differ from each other.