BBC Red Button it exits the service. Usage of these boxes dwindled further as technology developed. They used "original" technology and as such were not upgradable. Following each regional changeover to full digital TV broadcasting, the remaining units are no longer of use, as they do not support the "8K-mode" for DVB-T introduced across the UK as part of the digital switchover. BBC Red Button BBC Red Button is a branding used for digital interactive television services provided by the BBC, and broadcast in the United Kingdom. The services replaced Ceefax, the BBC's analogue teletext service. The service was launched in September 1999
BBC London BBC London BBC London is the BBC English Region producing local radio, television, teletext and online services in London and parts of the surrounding area. Its output includes the daily "BBC London News" and weekly "Sunday Politics" on television, the BBC Radio London radio station and local coverage of the London area on BBC Online and BBC Red Button. The region's headquarters are situated in the new eastern extension of Broadcasting House. The staple of the local television service is BBC London News which broadcasts daily on BBC One, appearing with short bulletins during "BBC Breakfast", after the "BBC News