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
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• UL safety certification required for battery circuits; declare lithium cell integration accurately; avoid bulk packaging that suggests unfinished goods under 8504