Skip to main content

MB4 Modular Bass Module

We're sorry-this item is unavailable.
Contact our experts for a recommendation of great alternatives. Call us at 800-449-9128.

Play Video
Overview

Bass for indoor systems.

Compact low-frequency loudspeaker designed primarily to provide bass augmentation for Bose Panaray and DS systems in small to medium-size indoor permanent installations. It can also be used as portable sound reinforcement.

Features

  • Unique 4 x 5.25" (133 mm) high-excursion woofer configuration provides deep bass to 35 Hz with fast transient response
  • Modular design allows stacking of multiple enclosures for increased maximum sound levels
  • Integrated suspension inserts allow easy permanent installations with optional rigging accessories

Order today and dramatically enhance your low end.

Specs

MB4 Modular Bass Module Specifications:

System Performance
  • Frequency Response: (+/-3 dB)1 45 Hz - 310 Hz
  • Frequency Range :(-10 dB)1 35 Hz - 350 Hz
  • Nominal Dispersion: Omni-directional below 200 Hz
  • Recommended High-Pass Filter: 30 Hz high-pass filter
  • Overload Protection: PTC/Lamps (2)
  • Long-Term Power Handling: 2 200 W (800 W peak)
  • Sensitivity: (SPL / 1 W @ 1 m)3 87 dB SPL
  • Maximum SPL @ 1 m4: 110 dB SPL (116 dB SPL peak)
  • Nominal Impedance: 8 Î
Transducers
  • Driver Compliment: Four (4) 5.25" (133 mm) low-frequency drivers
Physical
  • Enclosure: High-density wood composite with solid color PVC laminate, high-impact polypropylene end caps
  • Grille: Powder-coated steel grille
  • Environmental: Indoor use only
  • Connectors: Two (2) parallel-wired NL4 Neutrik Speakon connectors
  • Suspension / Mounting: Four (4) M8 threaded inserts (2 top, 2 bottom)
  • Dimensions: 26.7" H x 10.2" W x 18.2" D (678 mm x 260 mm x 463 mm)
  • Net Weight: 45 lbs (20 kg)
  • Shipping Weight: 62 lbs (28 kg)
Shop with a Friend
Free Shipping
  • Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
  • Orders placed before 3 p.m. ET usually ship the same business day.
Learn More
2-Year Free Warranty on Guitars

Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.

Contact Us for Details
We're Here for You

Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.

Contact Us
Proactive Advisor Support Chat