subwoofer speaker 1.18" Two-way Passive Sub-bass 2.Available for horizontal and vertical setting subwoofer speaker ( Professional stage loudspeaker )1. 18mm ... the on-site effects6. Applications: audio engineering, mobile performance speaker system, multifunction rooms, bars, clubs etc. entertainment venues ... 630mmx1136mmx845mmWeight/CTNN.W: 95kg, G.W: 115kg Excellent 18" Two-way subwoofer speaker