
The operator said that 4G Super Voice already covers half of the UK population for indoor coverage and over three quarters of the cities of London, Birmingham, Exeter and Edinburgh. The rollout is continuing in Manchester, Liverpool, Bristol and Cardiff. Handsets supporting 800 MHz include the Samsung Galaxy 5, LG G4, iPhone 6s and 6s Plus. Customers must update their software to the latest version to use 4G Super Voice. UK operators EE and O2 are trialling VoLTE.