[1] The coaches originally were Bressie, Sharon Corr, Kian Egan and Brian Kennedy.
After the second series, Corr quit the show owing to other commitments and was replaced by Dolores O'Riordan.
The coaches for series 4 were Bressie, Una Healy, Kian Egan and Rachel Stevens.
The winner of the show is offered a recording contract with Universal Music Ireland worth €100,000.
The current and final holder of the crown The Voice of Ireland is the series 5 champion, Michael Lawson.
The Blind Auditions for Series 1 took place at The Helix, Dublin, between 26 and 31 October 2011 in front of a live audience.
The series consists of three phases: Four coaches, all famous musicians, choose teams of artists through a blind audition process.
The winner of the show is offered a recording contract with Universal Music Ireland worth €100,000.
RTÉ described the first ever episode as "a great ratings success" as it pulled in an average of 708,000 viewers and peaked at 1.2 million.