💾 Data Updated: Latest version • Last updated: December 09, 2025

8543.70.91.00 - Digital signal processing apparatus capable of connecting to a wired or wireless network for the mixing of sound 🖩

Details

FieldValue
Unit of QuantityNo.
General Rate of Duty (Column 1 - General)Free
Special Rate of Duty (Column 1 - Special)N/A
Column 2 Rate of Duty35%
Quota QuantityN/A
Additional DutiesN/A
About Duty Rates: Rates are divided into Column 1 and Column 2. Column 1 is subdivided into General (normal trade relations rates for all countries not eligible for special programs) and Special (preferential rates for countries with free trade agreements or preference programs). Column 2 rates apply to products from Cuba, North Korea, Belarus, and Russia. When no special rate exists for a classification, General rates apply.

Overview

This HTS category, 8543.70.91.00, specifically classifies digital signal processing apparatus designed for the mixing of sound. A key defining characteristic is its capability to connect to either a wired or wireless network, suggesting functionality that extends beyond simple standalone audio processing. These devices are engineered to manipulate and combine audio signals, potentially for applications such as live sound reinforcement, studio recording, broadcasting, or even sophisticated home entertainment systems where network connectivity is integral to their operation.

To differentiate this category from its siblings, it is crucial to focus on the primary function. For example, sibling categories such as 8543.70.85.00 are dedicated to electrical nerve stimulation, and 8543.70.88.00 covers machines with translation or dictionary functions and specific video game console controllers. Other siblings, like 8543.70.89.00, are for portable electronic readers, and 8543.70.93.01 is for interactive educational devices for children. The distinguishing feature of 8543.70.91.00 is its explicit focus on audio signal mixing, coupled with network connectivity, which sets it apart from devices with entirely different primary purposes or lacking this specific audio manipulation and networking capability.

As this HTS code represents a leaf node, there are no further subdivisions. Therefore, classification within this category hinges on accurately identifying devices whose core function is sound mixing and that possess network connectivity. Examples might include dedicated network-enabled digital audio mixers, soundboards with integrated network interfaces for digital signal processing, or advanced audio processors designed for multi-room sound management and mixing over a network. The absence of further subcategories means that the specific digital signal processing algorithms for sound mixing and the method of network connection (wired or wireless) are the primary criteria for determining classification under this heading.

Frequently Asked Questions

›What is HTS code 8543.70.91.00?
HTS code 8543.70.91.00 covers Digital signal processing apparatus capable of connecting to a wired or wireless network for the mixing of sound under the US Harmonized Tariff Schedule. It falls under Chapter 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles.
›What products are classified under 8543.70.91.00?
This classification covers Digital signal processing apparatus capable of connecting to a wired or wireless network for the mixing of sound. It is a subcategory of Other:.
›What is the import duty rate for 8543.70.91.00?
The general rate of duty for HTS 8543.70.91.00 is Free. The Column 2 rate is 35%.
›What unit of quantity is used for 8543.70.91.00?
Imports under HTS 8543.70.91.00 are measured in No..

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