Harmonized Tariff Schedule of the United States · HTS code · HS 8518.10
8518.10.40: Microphones having a frequency range of 300 Hz to 3.4 kHz with a diameter of not exceeding 10 mm and a height not exceeding 3 mm, for telecommunication use
Microphones and stands
Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026
- 8518 Microphones and stands therefor; loudspeakers, whether or not mounted in their enclosures; headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or more loudspeakers; audio-frequency electric amplifiers; electric sound amplifier sets; parts thereof:
- 8518.10 Microphones and stands therefor:
- 8518.10.40 Microphones having a frequency range of 300 Hz to 3.4 kHz with a diameter of not exceeding 10 mm and a height not exceeding 3 mm, for telecommunication use
What you pay
Importing into USA
US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.
Additional duties and import rules
Charges on top of the customs duty, and rules the goods must meet at the border.
Additional duties and charges 1
- Additional dutySection 301 — China — technology transfer, IP and innovation (2018 actions and 2024 four-year review) 25%
- Applies to goods from
- China
- In force
- from 24 September 2018
- Legal act
- HTSUS 9903.88.03
Same subheading in other tariffs
8518.10 Microphones and stands therefor
UK Free Third-country duty 2 tariff lines 
EU Free Third-country duty 1 tariff line 
Türkiye 2.5% Third-country duty 1 tariff line 
Canada Free General (MFN) 1 tariff line 
Mexico Free General (MFN) 3 tariff lines 
Brazil Free – 20% General (MFN) 3 tariff lines · average 6.7% 
Argentina Free – 20% General (MFN) 2 tariff lines · average 10% 
Peru Free General (MFN) 1 tariff line 
New Zealand Free General (MFN) 2 tariff lines 
Japan Free General (MFN) 1 tariff line 
Taiwan Free General (MFN) 3 tariff lines 
GCC Free General (MFN) 2 tariff lines 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia Free General (MFN) 2 tariff lines 
Nigeria 20% General (MFN) 1 tariff line USA lines: 8518.10
Binding rulings for similar goods
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N359290 U.S. CBP
The tariff classification of aviation headset microphones from China
- N355062 U.S. CBP
The tariff classification of microphones from China
- N275814 U.S. CBP
The tariff classification of a selfie stick and microphone assembly from China
- 600014391 HMRC
A Hydrophone, which is a microphone designed to be used underwater for recording or listening to underwater sound. Packaging - It is placed in an Electro-static (ESD) safe bag, wrapped in ESD bubble-wrap and then boxed in trade packaging.
- 600010606 HMRC
The product is a Ball Hydrophone, designed for underwater passive or active applications. The general configuration consists of a spherical piezoelectric element; either parallel or series wired. The Hydrophone consists of a tough polyurethane protective covering with integral rear mounting shank…
Legal notes
In the Harmonized Tariff Schedule of the United States, 8518.10.40 is one of 2 lines under subheading 8518.10, microphones and stands therefor.
The general duty is free, and quantities are declared in p/st.
For the same subheading, the UK duty is free, the EU duty is free, the Türkiye duty is 2.5%, the Canada duty is free, the Mexico duty is free, the Brazil duty is 0%–20%, the Argentina duty is 0%–20%, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is free, the GCC duty is free, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is free and the Nigeria duty is 20%.
The United States imported goods of subheading 8518.10 worth US$601m in 2024; the largest supplier was China.
Questions and answers
What is the USA import duty for HTS code 8518.10.40?
The general duty in the Harmonized Tariff Schedule of the United States is free; the supplementary unit is p/st. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Where does the United States import these goods from?
For subheading 8518.10 as a whole, the largest supplier in 2024 was China (US$221m), followed by Mexico.
Typical products
- Moving coil / ribbon microphones
- carbon microphones
- hydrophones
- microphones
- piezo-electric microphones
- reslo microphone
Everyday names, not part of the legal text.