Subwoofers

Automotive Subwoofers for car audio projects, supporting OEM/ODM design, custom enclosures and stable supply for importers, dealers and system integrators.

Sandy Audio B221 Dual 21 Inch Subwoofer Sound Equipment System Bass Subwoofer Speakers for Events Stage

$885 /piece

Price varies depending on material, logo, quantity and customization requirements.

MOQ 1 piece
Model NO. SC-24268
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner
Category: Subwoofers

Introduction

nominal impedance4 ohmsAudio Output ModeStereo, Surround
Voltage240 V, 220 V, 110 VSpeaker Maximum Output Power200 W & Above
Speaker TypeSubwooferMaterialPlywood Cabinet, Plastic, Metal
Active Or PassivePassiveFeatureHigh Quality
Power ModePower SupplyProduct TypeDual 21" Subwoofer
Rated Power4000WPeak Power8000W
Sensitivity (1W/1m)99dBMaximum SPL138dB (Peak)
Connections2 X Neutrik Speakon NL 4

We are China Loong Auto Electronics Co., Ltd., a professional manufacturer and supplier specializing in Auto Electronics. We have brought together and coordinated resources across the Auto Electronics supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 China Loong Auto Electronics Co., Ltd. All rights reserved.
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Sandy Audio B221 Dual 21 Inch Subwoofer Sound Equipment System Bass Subwoofer Speakers for Events Stage

SKU: SC-24268

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