Dual 18 inch Professional Speaker Sub Bass 1. Bass: 2*18" ... 220 magnet 2. Power:1400W 3. High quality/competive price Dual 18 inch Professional Speaker Sub Bass SRT-218B Feature1. Strong ... *1180 Net Weight(KG) 90 Gross Weight(KG) Speaker, Loudspeaker, Pro Audio, Audio System, Speaker Box, Speaker System, Line Array, DJ ...