hi-fi digital sound system 1.12" Two-way Passive Full Range system 2.Rotatable hanging design hi-fi digital sound system ( Professional stage loudspeaker ) Product ... shows etc. entertainment venues7.Applications: audio engineering, mobile performance speaker system, foldback, meeting rooms, multifunction rooms, bars, KTV, clubs etc. ... .W: 28.5kg 12" Two-way Passive hi-fi digital sound system