 The song was released on December 28, 2006 on the radio.Subsequently, on March 12, 2007, it was made available for Digital Download.The official music video for the song "Dulce" was premiered on Via X on January 30, 2007 with high popularity in the Chilean music channels, later on March 12, 2007 was premiered for MTV Latin America, the same day of the Digital release of the single.