Feature●RockvilIe SBG1184 18" 1000 Watt Passive Pro DJ Subwoofer w/ MDF Cabinet and Pole Mount. 18 Pro audio woofer. 500 Watts RMS. 750 Watts Program Power Handling. 1000 Watts Peak Power Handling●3 High temperature aluminum voice coil. 90 oz woofer magnet. Dual Ported Enclosure for Improved Bass Response. Construction: High-Density, High-Quality Non Resonant MDF, Stapled, Bonded & Braced●Ergonomic Recessed Handles. Molded Steel Grill. Aviation Grade Black Carpet. Pole Mount. Rubber Isolating Feet. Binding Post / Banana Plug Terminals (Negative/Positive). 1/4" Jack (In/Out)●SpeakON (In/Out). All input/output connections are internally connected in parallel. Nominal Impedance: 4 Ohm. Sensitivity: 96dB @ 1w/1m. Frequency Response: 20Hz - 500Hz●Dimensions (W x D x H): 23 x 18 x 26. Weight: 53 lbsDescription