Swiz were from Washington DC and featured the original singer from Dagnasty, Shawn Brown. They were around from 1987 to 1993 and released 2 albums. This show is an audience recording and was recorded from the back of the hall. The sound quality is raw but you can still hear the energy of the band.
Some info here: http://www.discogs.com/artist/Swiz
Video here: http://www.youtube.com/watch?v=2Jo26162Bew