STS9 (Sound Tribe Sector 9) is an instrumental band who are known for their live performances. The band’s genre-blending sound is based heavily on instrumental rock and electronic music crossed with elements of funk, jazz, drum and bass, psychedelia, and hip hop. Self-described as "post-rock dance music". The band mixes standard live rock instrumentation with electronics, favoring group rhythm over individual solos.
http://en.wikipedia.org/wiki/Sound_Tribe_Sector_9