Gaan Bangla (Bengali: গান বাংলা; lit. 'Song Bangla'), also known by the GB acronym, is a Bangladeshi Bengali-language music television channel owned by One More Zero Group. It was launched on 13 January 2013, and, at launch, was Bangladesh's second music oriented television channel after Channel 16, but after its closure, Gaan Bangla became the country's sole music channel. The channel is based in Baridhara, Dhaka.