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Extremplus Audio Logo Extremplus Audio

Premium Car Audio Engineered for Power

Extremplus Electronics, Co., Limited – A trusted manufacturer and supplier of high-performance car speakers, subwoofers, woofers, and enclosures. Delivering superior sound quality to markets in the USA, Europe, Latin America, and Africa.

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Global Shipping

Serving customers across 50+ countries with reliable logistics and fast delivery.

Quality Certified

Manufactured to the highest standards with rigorous testing and quality control.

OEM/ODM Support

Custom design and branding solutions for distributors and audio brands.

About Extremplus

Extremplus Electronics, Co., Limited is a leading manufacturer and supplier of car audio systems based in Jiaxing City, Zhejiang Province, China. Strategically located between Hangzhou and Shanghai, we are just one and a half hours from both Shanghai Pudong Airport and Hangzhou Airport, enabling efficient logistics and global distribution.

We specialize in the design and production of entry-level, mid-range, and high-end woofers, speakers, and enclosures. Our commitment to innovation and sustainable development drives us to continuously research and launch new products that meet evolving market demands.

At Extremplus, we treat every customer as a long-term partner. Our mission is to deliver high-quality audio solutions with exceptional service and support.

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Factory Interior Production Line Speaker Testing Quality Control

Our Products

Discover our range of high-performance car audio components, engineered for clarity, power, and durability.

EXM001 Car Speaker

EXM001

  • Size: 6.5" Midbass
  • Cone: Paper
  • Surround: Foam
  • Impedance: 4 Ohm
  • Magnet: Y25 Ferrite 40 OZ
  • Sensitivity: 99dB @1W/1M
  • Power: 250W RMS
EXM002 Car Speaker

EXM002

  • Size: 6.5" Midbass
  • Cone: Paper
  • Surround: Foam
  • Impedance: 4 Ohm
  • Magnet: Y25 Ferrite 40 OZ
  • Sensitivity: 98dB @1W/1M
  • Power: 200W RMS
EXM003 Car Speaker

EXM003

  • Size: 6.5" Midbass
  • Cone: Paper
  • Surround: Foam
  • Impedance: 4 Ohm
  • Magnet: Y25 Ferrite 40 OZ
  • Sensitivity: 101dB @1W/1M
  • Power: 250W RMS
EXM004 Car Speaker

EXM004

  • Size: 6.5" Midbass
  • Cone: Paper
  • Surround: Foam
  • Impedance: 4 Ohm
  • Magnet: Y25 Ferrite 40 OZ
  • Sensitivity: 95dB @1W/1M
  • Power: 200W RMS
EXM005 Car Speaker

EXM005

  • Size: 6.5" Midbass
  • Cone: Paper
  • Surround: Foam
  • Impedance: 4 Ohm
  • Magnet: Y25 Ferrite 40 OZ
  • Sensitivity: 99dB @1W/1M
  • Power: 250W RMS
EXM006 Car Speaker

EXM006

  • Size: 10" Midbass
  • Cone: Paper
  • Surround: Foam
  • Impedance: 4 Ohm
  • Magnet: Y25 Ferrite 70 OZ
  • Sensitivity: 95dB @1W/1M
  • Power: 300W RMS
Subwoofer

Subwoofer Series

  • Type: High-Power Subwoofer
  • Sizes: 8", 10", 12"
  • Power Range: 300W–800W RMS
  • Enclosure Ready: Yes
  • Materials: Reinforced cone, high-temp voice coil
Slim Woofer

Slim Woofer

  • Type: Space-Saving Design
  • Sizes: 6.5", 8"
  • Mounting Depth: Shallow profile
  • Power: 150W–250W RMS
  • Ideal For: Factory dash integration
Middle Range Speaker

Middle Range

  • Type: Coaxial & Component
  • Sizes: 5.25", 6.5", 6x9"
  • Frequency Response: 80Hz–20kHz
  • Power: 100W–200W RMS
  • Features: Tweeter integration, wide dispersion
Boombox Enclosure

Boombox Enclosure

  • Type: Sealed & Ported Options
  • Compatibility: 10", 12", 15" subwoofers
  • Material: MDF with acoustic damping
  • Finish: Textured black, carpet options
  • Custom Sizes: Available on request

Why Choose Extremplus?

We combine advanced engineering, strict quality control, and customer-first values to deliver unmatched audio performance.

Advanced Engineering

Our speakers and subwoofers are designed using precision engineering and high-quality materials to ensure optimal sound reproduction and durability.

Rigorous Testing

Every product undergoes extensive performance and stress testing to meet international quality standards before shipment.

Global Reach

We serve customers in the USA, Europe, Latin America, Africa, and beyond with reliable logistics and responsive support.

OEM/ODM Capabilities

Custom branding, packaging, and design modifications available for distributors and private label partners.

Quality Assurance

ISO-compliant manufacturing processes and 100% final inspection ensure every unit meets our high standards.

Long-Term Partnerships

We build lasting relationships with our clients by delivering consistent quality, on-time delivery, and responsive communication.

15+

Years in Business

50+

Countries Served

10M+

Units Shipped

98%

Customer Retention

Frequently Asked Questions

Where is Extremplus located?

Extremplus Electronics, Co., Limited is based in Jiaxing City, Zhejiang Province, China. We are strategically located between Hangzhou and Shanghai, with easy access to major international airports.

What products do you manufacture?

We specialize in car audio systems including midbass speakers, subwoofers, slim woofers, middle-range speakers, boombox enclosures, and complete speaker systems. We serve both OEM and aftermarket segments.

Do you offer custom branding or OEM services?

Yes, we provide full OEM/ODM services including custom design, branding, packaging, and labeling. We work closely with partners to meet specific market requirements.

What are your main export markets?

Our primary markets include the USA, Europe, Latin America, and Africa. We have established distribution networks and strong customer relationships in these regions.

How do you ensure product quality?

We implement strict quality control at every stage—from raw material inspection to final product testing. Our production follows international standards with 100% final inspection before shipment.

Contact Extremplus

Get in touch with our team for inquiries, quotes, or partnership opportunities.

Company

Jiaxing Extremplus Electronic Technology Co., Ltd.

Address

No 305 Yatai Road, Jiaxing, Zhejiang Province, China

Phone

+86-573-82827582

Fax

+86-573-82827589

Email

[email protected]

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