 As BT TV transmits channels and content through IPTV, BT requires customers to sign up to the BT Broadband internet and phone service to use BT TV, with connection via BT's official router, BT Home Hub.BT started rebranding its TV services – BT Vision and its YouView service as BT TV between May and August 2013.On 11 April 2014, BT announced that the original Vision service would be closed down as of 30 June, with all customers getting a free upgrade to its modern YouView service.