Microphone Preamp Printed Circuit Board

This printed circuit assembly contains the amplification circuitry specifically designed for professional condenser microphones under subheading 8518.10.40. It processes low-level audio signals from the microphone capsule with high gain and low noise. Classified under 8518.90.60.00 as a PCA of those microphones.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8518.90Same rate: 35%

If unpopulated bare PCB without components

Bare printed circuits without assemblies fall under a separate provision in 8518.90.40.

8518.40Lower: 10% vs 35%

If includes power supply and enclosure for standalone use

Complete audio-frequency electric amplifiers are classified separately from parts.

8542.31.00Higher: 50% vs 35%

If classified as processor/memory ICs rather than audio-specific assembly

Integrated circuits as standalone components go to semiconductor headings, not assemblies.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Verify the PCA is exclusively for microphones of 8518.10.40 via schematics and manufacturer specs to avoid misclassification

Include bills of materials (BOM) and circuit diagrams in documentation to prove compatibility with specified subheadings

Watch for overclassification as complete amplifiers (8518.40); ensure no standalone enclosure or power supply

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