The First Mobile Operator To Go VoIP? Try MetroPCS

There’s a lot of recent talk of mobile operators launching their own voice-over-IP services, but what may surprise you is which carrier is on the leading edge of that trend: MetroPCS. FierceWireless has confirmed with Metro SVP of engineering Ed Chao that the regional carrier will complete the necessary core network upgrades and start selling its first voice-over-LTE (VoLTE) handset in the second half of 2012.