‌33mm Audio Speaker – The Acoustic Engine Of Smart Hardware

Dec 12, 2025

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I. Technological Innovation Leading Industry Transformation

XuanDa Electronics' 33mm external magnet speaker features an innovative magnetic circuit design, achieving higher magnetic flux density while maintaining an ultra-thin profile of 14.9mm. The product passed 24-hour continuous white noise load testing and 48-hour high-low temperature cycle validation, ensuring stable performance in environments ranging from -25℃ to +60℃. Its compact structure allows seamless integration into various smart devices, providing manufacturers with greater design flexibility.

II. Intelligent Scenario-Specific Adaptation Solutions

Bluetooth Speaker Customization
Tailored to the acoustic requirements of portable audio systems, we offer optimized frequency response curves to enhance mid-low frequency performance. The 4Ω impedance version perfectly matches common amplifier chips, delivering clear and full-bodied sound output at just 0.1W power with a 73dB sound pressure level.

Smart Robot Acoustic Module
The product passed 6-direction drop testing, demonstrating exceptional vibration resistance to adapt to complex operating environments in mobile devices. Its fast transient response ensures real-time voice interaction, enabling robots to produce more natural and fluid speech.

Smart Home Acoustic System
The speaker's anti-magnetic design prevents interference with surrounding electronic components, making it ideal for integration into smart control panels and background music systems.

XDEC

III. Professional Manufacturing Capabilities Ensuring Quality Commitment

XuanDa Electronics operates fully automated production lines and CNAS-certified laboratories. Each stage, from magnetic circuit assembly to finished product testing, undergoes rigorous quality control. We provide comprehensive customization services, including frequency response tuning and impedance matching, tailored to customers' cavity structures and acoustic requirements.

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IV. Customization Services Empowering Product Innovation

We understand that every smart device has unique acoustic needs, so we offer flexible customization options:

Support for different impedance configurations to adapt to various driver solutions.

Adjustable frequency response characteristics based on application scenarios to optimize audio quality.

Multiple mounting options and terminal layout choices.

Protective coating treatments for special environmental requirements.

V. Win-Win Collaboration for a brighter Acoustic Future

XuanDa Electronics has provided acoustic component solutions to numerous renowned smart hardware manufacturers. Our experienced engineering team responds swiftly to customer needs, offering full-cycle technical support from sample validation to mass production.