66mm 4ohm 5w Waterproof Multimedia Speaker Unit
NO. XDEC-66Y04T17NG04

Speaker Driver Product Introduction
This 66mm round waterproof full-range speaker unit features a low-profile height of 26mm and incorporates an innovative integrated inverted dome design, combining the dust cap and cone into a single PET material construction. Having undergone IPX6 waterproof certification, it demonstrates reliable performance in various challenging environments, making it ideal for outdoor audio systems, bathroom speakers, and other moisture-prone applications.
With a 4Ω impedance and 5W power rating, this neodymium magnet full-range speaker is engineered for premium sound quality, particularly excelling in bass response and musical richness. The driver achieves an SPL of 90dB under standard 0.5m/1W testing conditions. Its high-performance neodymium magnet system ensures exceptional sensitivity and dynamic acoustic performance, delivering powerful and clear audio output even at its rated 5W (8W peak) power. Notably, the speaker reaches a resonant frequency (Fo) of 140Hz, providing enhanced bass performance that is both impactful and robust.
The core components are supplied by XDEC (Shenzhen Xuanda Electronics Co., Ltd.), a professional speaker manufacturer with extensive R&D experience. Established in 2009, XDEC has grown into a National High-Tech Enterprise integrating research, development, production, and sales. Its comprehensive product portfolio includes various speakers, receivers, and microphones, supported by multiple certifications including ISO 9001 Quality Management System.
Leveraging XDEC's substantial expertise in electro-acoustic technology, this speaker proves capable across diverse multimedia applications, serving as a reliable choice for enhancing audio performance in various devices.
Dimension Diagram
66mm 4ohm 5w waterproof Speaker Dimension Diagram
This dimension diagram provides a comprehensive overview of the physical attributes and specifications of the Speaker, aiding in its proper installation and integration into Audio Device designs.


Speaker Frequency Response Curve
The frequency response curve helps us understand the speaker's performance across different frequencies, in cluding treble,midrange, and bass. Fluctuations on the curve indicate sound quality in specific ranges. A flatter curve suggests a more balanced output, while larger fluctuations indicate volume changes at certain frequencies.
Product Specifications
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NO. |
Item |
Specification |
Condition |
|
|
1 |
Dim |
Φ66*26H mm |
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|
2 |
Anomia Impedance |
4±15% OHM |
At 1.0KHz / 0.89V |
|
|
3 |
Input power |
Rated:5W/ Max:6W |
At 4.47V / 4.89V |
|
|
4 |
Resonance Frequency |
140±20%Hz |
At 1.0V |
|
|
5 |
S.P.L. |
90±3 dB(0.5W/1M) |
At0.8K/1.0K/1.2K/1.5KHz (Average) |
|
|
6 |
Frequencies Range |
F0~18K |
Output S.P.L. -10dB
|
|
|
7 |
Distortion |
5%Max |
At 1.0KHz 0.1W/0.1M |
|
|
8 |
Buzz & Rattle |
Not be audible sine wave between at at 4.47V /100~5KHz
|
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|
9 |
Polarity |
Diaphragm shall move forward. |
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|
10 |
Load test |
Must be normal after load test:white noise 24 hours. |
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|
11 |
High TEMP test |
After having been in a test chamber for 48 hours at the condition of +60℃ 20~25%R.H and keep 2 hours |
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Product Applications

Intercom
Experience crystal-clear communication with our 66mm 4ohm 5w waterproof Speaker. Our precision-engineered driver ensures superior sound quality for intercom systems, capturing every detail and providing a clear and reliable audio environment for seamless communication.

Learning Device
Learn with clarity and precision using our 66mm 4ohm 5w waterproof Speaker. Our high-fidelity driver reproduces audio signals with accuracy, providing a rich and immersive listening experience for educational devices and enhancing the learning process.

Reading Pen
Discover the joy of reading with our 66mm 4ohm 5w waterproof Speaker. Our compact and efficient driver brings text-to-speech technology to life, providing a clear and natural-sounding voice output that enhances the reading experience.

Electric Toy
Play with excitement and clarity using our 66mm 4ohm 5w waterproof Speaker. Our durable and reliable driver brings games and interactive experiences to life, providing a rich and engaging audio environment that immerses children in their play.
Company Introduction
Founded in 2009, our company is a well-known domestic electroacoustic high-tech enterprise integrating R & D, production and sales. Our products include: speaker drivers, sound receiver, microphones and other electroacoustic products.
Professional team
With our state-of-the-art facilities and experienced team, we offer custom sampling services to meet your unique requirements.
24-hour online communication
Our dedicated professionals are available 24/7 to provide support and ensure a seamless experience throughout the process.

5000m²
Factory area
150+
Factory employee
100+
Precision equipment
100%
Product qualification rate
Why Choose Us?
15 years Industry Experience
With over 15 years in the industry, we bring seasoned expertise in electronic components and speaker products, ensuring top-notch quality and reliability.
Dedicated Workforce
Our team of over 200 skilled employees is committed to excellence, leveraging their expertise to deliver innovative solutions and exceptional customer service.
State-of-the-Art Facilities
Spanning 5000m², our modern manufacturing facility is equipped with cutting-edge technology, enabling efficient production and stringent quality control.
Customized Solutions
We specialize in tailored electronic components and speaker products, offering flexible manufacturing capabilities to meet diverse client needs with precision and efficiency.
Our Service Processes
Our free service hotline:13528883307
Pre-sales Consultancy
1
>>
Confirmation of order
2
>>
Production
3
>>
Multi-Channel Shipping
4
>>
Confirmation of recei
5
>>
After-sale Services
6
Honor and qualification
Official certification, professional after sales service.





Frequently Asked Questions
What is a mini Speaker Driver?
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A mini Speaker Driver is a type of speaker component that uses a thin, flexible mini film as the diaphragm to produce sound waves. It is known for its high-quality sound reproduction, durability, and compact design, making it suitable for a wide range of applications, including audio devices, intercom systems, and toys.
Could I have samples of Speaker Drivers for testing first?
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Yes. definitely you can. We can even send you free sample and you should only pay for the shipping fee.
How long do Speaker Drivers last?
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The lifespan of a Speaker Driver depends on several factors, including usage, environment, and maintenance. With proper care and maintenance, a Speaker Driver can last for many years.
How do I choose the right speaker driver for my product?
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When choosing a Speaker Driver, consider factors such as the application, size, power handling, frequency response, brand reputation, and price. It's also important to read reviews from other users to get an idea of the performance and reliability of the driver.
What is the minimum order quantity for this 66mm 4ohm 5w waterproof Speaker ?
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Generally, a minimum order of 3000 units is required. Please contact us for further discussion.

