Analog Handset Carbon Microphone Cartridge from Mexico
Replaceable carbon microphone cartridge for classic line telephone handsets (8518.30.10), containing carbon granules for voice-to-electrical signal conversion. Designed for easy insertion into handset microphone housings. Classified in 8518.90.41.00 as a part of line telephone handsets.
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
• Include historical telephone equipment references proving compatibility with 8518.30.10 classified handsets
• Label with exact voltage/current specifications matching legacy telephone systems to avoid general parts classification
• Test for electromagnetic compatibility (EMC) as required for telecommunications replacement parts