Shopping for Gifts? Order by Wednesday, December 17 for Christmas Delivery 🎄

SHOP HOLIDAY DEALS!

Over 1500+ Items priced to MOVE!

JBL Professional  |  SKU: I350804-N

JBL SRX828SP Dual 18-Inch Self-Powered Subwoofer

🚛 This item does not qualify for free shipping.

Truck delivery or special handling may be required.

In Stock — Ships ASAP
$2,62600 USD
Shipping calculated at checkout.

Condition

school or government customer? get a quote

About Inventory Status

Questions? Call or text us at 301-946-8808.

In stock: It is in stock and available to ship or pickup. Apparel must be shipped from another location and is not available for in-store pickup. We can usually ship or have these items available for pickup by the next business day if they don't require inspection, special handling, or setup. Our pickup location is 11151 Veirs Mill Rd. Silver Spring, MD 20902.

📆 Preorder: It is on the way to our warehouse. We can't predict when preorder items will arrive due to current supply chain issues. If you place an order for one of these items someone will contact you to estimate the delivery date.

Out of stock: We don't currently have it available but you're not out of luck yet. We still may be able to get it. If you order one of these items we will contact you with an estimated fulfillment date. You have the option to cancel the order if you change your mind.

Special order: The item is so special that it needs to be custom ordered for you. Some of these items are works of art and have to be made individually. Orders for special order items must be prepaid and we cannot accept cancellations or refunds.

█ Sold out: We don't think we can get this item because it was either discontinued by the manufacturer or was limited in quantity. If you want or need this item call or text us. Sometimes we can help you track down the item through other sources or help you find something similar.

About Item Conditions

Questions? Call or text us at 301-946-8808.

New: The item is brand new as received from the manufacturer with a full manufacturer warranty. Instruments such as guitars, snare drums, drum kits, brass and woodwind instruments may be opened for photography and quality control inspection and may not be in a factory sealed box.

Mint or Open Box: The item may have been opened and tested but has been repackaged. The original packaging may have superficial issues but the item itself and any originally included accessories are in perfect, like new condition.

Display Model: These items are so cool that we put them on display in our legendary shop. The condition is brand new as received from the manufacturer with manufacturer warranty. Rest assured, these items undergo a very careful inspection before shipping.

Demo: These items have been on our sales floor for demo purposes and will likely show signs of use. The original packaging may no longer be included, but you can be assured that you are receiving an awesome item and an awesome price.

Used: The item is used. These item may have varying degrees of wear. Please read the description for information about the condition of the item. Used items do not carry a warranty.

B or C Stock: Factory refurbished. These items were purchased from the manufacturer in a refurbished condition. They will show some cosmetic issues, but nothing that would impact performance. Being that these are sealed from the manufacturer, we generally do not open these to photograph the cosmetic issues. They are guaranteed to work and may have a limited warranty or you may purchase an extended warranty in some cases. Please see the listing description for item specific information.

Description


Bring down the House with Thunderous Bass with the JBL SRX828SP Dual 18-Inch Self-Powered Subwoofer

The SRX828SP is a powered portable subwoofer in the SRX800 series from JBL Professional. It has been designed to deliver class leading performance in a variety of applications including small and medium sized installations and tours. When used in conjunction with the SRX800 full range systems and other SRX800 subs, SRX828SP in an integral part of a high performance, fully configurable loudspeaker system. With and M20 pole cup and indexed feet, the SRX828SP can be configured for a variety of applications, including being stacked in a cardioid configuration for large shows on stage. For incredible extended low frequency response, the SRX828SP uses an 18-inch woofer with JBL’s patented Differential Drive Technology for reduced weight while maximizing power amp efficiency. 3” voice coils and dual ferrite drivers deliver exceptionally low distortion and extended low frequency response. The SRX828SP features a full suite of onboard user configurable DSP including 20 PEQ’s, 2 seconds of delay, signal generators, input mixing, amplifier monitoring, and 50 slots for recallable presets, including several JBL engineered application presets. In addition, the system is compatible with V5 JBL Tunings, and features 96kHz FIR Filters, and Level Max™ Limiting providing compatibility with our flagship Vertec and VTX touring systems.

System control and networking is provided by Audio Architect, and a standalone application for iOS and Android. Simple wired control is provided via an Ethercon connector on the back of the system and wireless control is possible using a standard off the shelf wireless router.


SPECIFICATIONS

System

  • System Type: Self powered dual 18”, subwoofer system
  • -nMaximum SPL Output: 141dB
  • Frequency Range (-10 dB): 29Hz – 150Hz
  • Frequency Response (-3 dB): 35Hz – 120Hz

Amplifier

  • System Power Rating: 2000W Peak (1000W x 2),
  • 1500W continuous (750W x 2)
  • Input Impedance: 40k balanced, 20k unbalanced
  • Line Input Gain: 21 dB

Maximum Input Level

  • Line: 20dBu
  • Connectors: Neutrik ¼ - XLR input; Neutrik XLR Output
  • LED Indicators: Power LED (Green), Network Link (Green, Network Data (Yellow)
  • Cooling: On-Demand variable speed fan
  • AC Power Input: 100V - 240V~ 50/60 Hz
  • AC Power Consumption (120V~): 2.2A (1/8th Power), 5.6A (1/3rd Power)

Speaker

  • LF Driver: (2) 2279F
  • Crossover Frequency: 80Hz

Enclosure

  • Material: 18mm plywood
  • Handles: 8
  • Finish: Obsidian Duraflex™ finish
  • Grille: Powder coated, Onsidian, 14-gauge perforated steel with acoustically
  • transparent black cloth backing
  • Dimensions (L x W x H): 26.79” x 47.42” x 22.57”
  • (681mm x 1205mm x 574mm)
  • Weight: 145.0 lbs (65.9 kg)
  • Shipping Weight: 165.0 lbs (75.0 kg)


Manufacturer: JBL Professional
Model: SRX828SP
SKU: I350804-5-WHXX


We are Chuck Levin's Washington Music Center

Since 1958, Chuck Levin’s Washington Music Center has been the trusted destination for musicians and audio professionals across Maryland, Virginia, and Washington, D.C. Family-owned and operated, our legendary music store delivers Everything in Music®—from instruments and recording gear to pro audio, rentals, and repair services.

Our team of musicians and industry experts lives and breathes gear, helping you build the perfect setup for your next performance, studio session, or installation. As an authorized dealer for top brands, we also offer our award-winning CHUCKSCLUSIVE line—exclusive, limited-edition instruments and collaborations recognized with the NAMM Top 100 Dealer Innovation Award for redefining what a music retail experience can be.

Chuck Levin’s isn’t just a store—it’s a community built by players, engineers, and creators who share a lifelong passion for sound. Stop by our legendary Wheaton, MD showroom or contact us anytime for expert advice, product questions, or the best possible deal on your next piece of gear.


Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.