<Ul> <Li> Serj Tankian </Li> <Li> Daron Malakian </Li> <Li> Shavo Odadjian </Li> <Li> John Dolmayan </Li> </Ul> <Tr> <Th> Past members </Th> <Td> Andy Khachaturian </Td> </Tr> <P> System of a Down (SOAD), or simply System, is an Armenian - American heavy metal band from Glendale, California, formed in 1994 . The band currently consists of Serj Tankian (lead vocals, keyboards), Daron Malakian (vocals, guitar), Shavo Odadjian (bass, backing vocals), and John Dolmayan (drums). </P> <P> The band achieved commercial success with the release of five studio albums, three of which debuted at number one on the US Billboard 200 . System of a Down has been nominated for four Grammy Awards, and their song "B.Y.O.B." won a Grammy Award for Best Hard Rock Performance in 2006 . The band went on hiatus in 2006 and came together again in 2010, embarking on a tour for the following three years . System of a Down has sold over 40 million records worldwide, and their singles "Aerials" and "Hypnotize" have both reached number one on Billboard's Alternative Songs chart . </P>

What type of music is system of a down