An Chil-hyun (Korean: 안칠현, Romanized: An Chil-hyun[1], born October 10, 1979), known by his stage name Kangta (강타), meaning 'strong strike' or 'strong hit', is a South Korean singer, actor, dancer, songwriter, music producer, and radio host under SM Entertainment. He debuted in 1996 as the main vocalist of the South Korean boy group H.O.T.
