ESP32 Dual-Core WiFi Microcontroller IC from China
The ESP32-WROOM-32 module contains Espressif's ESP32 chip, a low-power dual-core Xtensa LX6 processor integrated with WiFi/Bluetooth, memory, and radio circuits. Classified under HTS 8542.31.00.75 for processors combined with logic circuits and converters, it's widely used in IoT devices and smart home products.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Ensure Bluetooth/WiFi chipsets comply with FCC Part 15 rules before U.S. entry
• Declare integrated antenna performance specs to avoid reclassification as transmission apparatus
• Use bonded warehouses for high-volume IoT chip imports to manage cash flow on duties