Portable Speaker Power Management Board from Mexico
Printed circuit assembly with battery charging ICs, DC-DC converters, and protection circuits for battery-powered sound reproducing apparatus of heading 8519. Manages power distribution and charging safety. Classified under 8522.90.65.00 for 8519 parts.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• UL safety certification required for battery circuits; declare lithium cell integration accurately; avoid bulk packaging that suggests unfinished goods under 8504