JBL SRX928S Dual 18" Powered Subwoofer Speaker 2500 Watts The SRX900 Series embodies the advanced performance principles that drive JBL's development of audio products that make a real difference in the world of professional audio. This next-generation family of powered line arrays and subwoofers addresses the growing need for scalable small and medium-format professional sound-reinforcement solutions for rental companies, fixed installations and musicians seeking the ultimate combination of performance and portability. The SRX928S is a dual 18-inch active subwoofer designed to complement SRX900 full-range sound reinforcement systems. The subwoofer houses two JBL 2279-1 18-inch woofers, featuring Differential Drive ? JBL?s dual voice coil, dual gap technology ? to deliver better heat dissipation, lower power compression, and wider dynamic range than conventional single-coil designs. Built-in DSP and amplification offer a plug and play experience, while providing consistency and optimum performance anywhere in the world. The SRX928S incorporates a large central low frequency port design that improves airflow and reduces audible turbulence, even at high output levels. A new, full-featured software package gives users control of the system on various platforms, including Windows, macOS, and iPad OS. Learn more about JBL Performance here. Features: High-performance, high-density system solution in a truck-pack friendly format High-power-handling transducers deliver low distortion, high fidelity, and class-leading output Built-in, passively cooled Class D amplification with a universal power supply Dual Ethernet ports with Neutrik etherCON connectors Supports HARMAN HControl Ethernet User-controllable DSP LevelMax limiting uses sophisticated excursion-control algorithms to protect transducers Rear-panel LCD provides complete access to control features Reinforced 18mm plywood enclosures Specifications: Frequency Range (-10dB): 31 Hz-100 Hz (Preset: 80 Hz) Coverage Pattern: Omnidirectional or Cardioid Maximum SPL: 140 dB (Preset: 80 Hz) System Type: Active Subwoofer Amplifier Design: Class-D Continuous Power Rating: 1,100 Watts LF Driver: (2) JBL 2279H-1, 18 in diameter, 8 ohms, dual 3.0 in diameter voice coil, ferrite Differential Drive Enclosure: 18 mm plywood, Black DuraFlex finish, four integral recessed handles Dimensions (H x W x D): 565 mm x 1,205 mm x 681 mm (22.2 in x 47.4 in x 26.8 in) Net Weight (each): 70.3 kg (155 lbs) Echotone Music LLC has been a professional E-commerce Audio Visual Equipment dealer since 1998. We take pride in selling Pro Audio gear for clubs, concert, and broadcast applications. Shipping -Pro packed shipped USPS, UPS or Freight Service. Contact us pay for air mail upgrade on any unit. We are working hard to get your product ( built if needed), processed shipped. Processing times vary, 2-30 days Returns/Refunds- Customer pays for return shipping. Returned items must be sealed/unopened to qualify for a full refund. Refunds are for the Item cost only. Gear returned without all its original packaging, accessories or shows signs of wear, is subject to an additional service fee. This item is now used and it would be unfair to resell to another customer as new. What products can not be returned? - International Sales Clearance items, Avid products, Custom Builds, Road Cases, DT12 items, items identified as non-returnable, discontinued items, used or NOS items, electronic software downloads, demo gear, computer Cards, vacuum tubes, earbuds, raw-frame speakers, turntable cartridges, fog fluid.