 He has become known as one of the best known voices of boxing commentary.With BT, John commentates alongside former World Super Featherweight champion Barry Jones, while former World Cruiserweight champion Glenn McCrory is his co-commentator with Talksport.On ITV darts broadcasts, John commentates with Chris Mason, Stuart Pyke, Dan Dawson and Alan Warriner-Little, while Mason and Paul Nicholson are alongside him for Talksport darts coverage.