Reloop's RSP speaker series presents the upper medium-range class in the speaker segment. High-quality components such as professional integrated frequency cross-overs or hard suspension woofers speak for themselves. Reloop''s RSP speakers are all marked by their powerful crisp woofer, designed especially for heavy bass sounds like hip hop, techno, house & breaks. Whether the small 100 watt 2-way speaker, the convenient floor monitor, a powerful subwoofer or the 800 watt top of the range RSP-30; there is a solution for every sound requirement. Specs 300 watt RMS PA subwoofer Max. capacity: 600 watt Type: bandpass subwoofer Frequency range: 38 Hz - 500 Hz Acoustic pressure: 96 dB Speaker: 45.7 cm (18'') woofer Impedance: 8 ohm Dimensions: 510 x 560 x 700 mm Weight: 36.0 kg Features Hard-suspension bass with Kapton spool High-range horn with thermal overload protection Integrated high-quality frequency cross-over (not for RSP-18 S) Sound characteristics geared especially to heavy-bass sounds like hip hop, techno, house & breaks High-performance reserves Extremely durable, road-compatible carpeting Protective metal corners Large carrying shells made of metal Sunk-in metal flange for tripods (not RSP-12 M and RSP-30) Robust front grid Connections via PA pro speaker cable and 6.3 mm jack.