BUY * SELL * TRADE Authorized Dealer * 5 Year Loudspeaker WarrantyList price $1,209.00Lightweight and Very High Power Dual 15" PA Speaker The new SR-X Series was designed for these most discerning users, with 11 models that embody the superior engineering, unsurpassed tour sound performance, legendary reliability and value inherent in the JBL name. Start with the SR-X's advanced DuraFlex finish. Add their all-new networks. Top them off with the same components found in 9 out of 10 speaker systems on the road with today's top touring acts. All wrapped up in a speaker whose lineage is connected by a solid line of leadership more than half a century long. While each SR-X speaker has a personality all its own, the line as a whole delivers a remarkable range of options. In fact, the SR-X line is the most complete line of high performance portable speakers available today, with a model for virtually every application. Whether your needs call for SR-X subwoofers, SR-X front-of-house systems or SR-X stage monitors, you can be assured of owning a speaker that represents a new standard; a standard that will satisfy even the toughest of critics.The MRX528S is a compact, high power subwoofer system containing dual 2044H 457 mm (18") woofer in a front-loaded, vented enclosure. The enclosure is designed to present a minimum frontal area. It is also configured in an upright format to permit the convenient stacking of fullrange enclosures on top without the need for an additional pole.The system offers complete input connection flexibility for compatibility with a variety of cabling schemes. The input panel incorporates a pair of Neutrik® Speakon® NL-4 connectors wired in parallel. The MRX528S is supplied with pins +1/-1 connected to the woofer. This may be easily reconfigured to work with cabling systems intended to drive subwoofers on pins +2/-2.The enclosure is constructed of quality plywood, coated in JBL’s rugged DuraFlex™ finish and is braced to maximize low-frequency performance.The attractive CNC-machined, 16-gauge steel grille is internally lined with an acoustically transparent screen to provide additional driver protection and give a very professional appearance.Frequency Range: 35 Hz - 250 HzFrequency Response: 40 Hz - 250 HzSensitivity: 97 dB SPL; 103 dB SPLNominal Impedance: 4 ohmsPower Capacity: 1000 W / 2000 W / 4000WRated Maximum SPL: 133 dB SPL continuous (139 dB SPL peak)Coverage Pattern: 70-degree x 70-degree nominalDimensions (H x W x D): 1095 mm x 535 mm x 700 mm; (43 in x 21 in x 27.5 in)Weight: 55 kg (121 lbs.)Low Frequency Driver: 2 x JBL 2044H 457 mm (18 in) woofers _________________________________________________Retrostar Music|Promote Your Page Too.Buy with confidence from Retrostar Music. Our goal is a 5-Star Positive feedback rating forEVERY sale. If for any reason you arenot satisfied with the sale, please let us know before leaving feedback. Complete customer satisfaction is extremely important to us,so we will do our very best to make you happy. We are available before, during, and after the sale to ensure that you receive the bestpossible service. Send us a message or call us at 856-665-5700 for immediate assistance.Payment: Retrostar Music only accepts payments for eCRATER orders through Paypal.Sales Tax: Retrostar Music charges sales tax on all New Jersey orders.Shipping: Orders are generally shipped the following business day after payment is received. Free shipping applies to lower 48 states.Policies: Click the Buy It Now button at the top of this listing to immediately proceed with our checkout and payment process.Paypal is the only payment method we allow. Your Paypal account must be a verified US account only.Upon checkout, you will receive confirmation from Paypal that your payment has been accepted.