Jamie xx is not an X-rated musician. The Londoner, real name Jamie Smith, takes his stage moniker from his band, The xx. Their music is based around murmured vocals and muted sounds, an atmospheric register pitched somewhere between reserve, politeness and mystery. They released their first album in 2009, an indie hit that won the Mercury prize.

The British producer’s first solo album in nine years is an uneven collection of club music, wasting many of its guests but featuring propulsive beats and a dreamy psychedelic mood.

Nine years after putting the voices, sounds and atmosphere of the UK dance scene to music on his solo debut album, London's Jamie xx is back with a new album, "In Waves" - out on Friday. "I wanted it to feel like one of my DJ sets,

The long-awaited second album from the in-demand producer, DJ and remixer feels like an extension of his debut rather than a new beginning