Home » BBC News - Technology » technology news » EE offers wi-fi call back-up service EE offers wi-fi call back-up service Unknown 4:12 PM BBC News - Technology technology news EE is to begin switching some of its customers to wi-fi enabled calls to help combat mobile signal dead spots.from BBC News - Technology http://ift.tt/19ZDujE Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati