Telephone Repeater Rackmount Audio Interface
A rackmount audio interface panel designed to connect microphone inputs to central office analog repeaters, offering multiple channels for trunk line applications. It functions as a component part of an audio-frequency electric amplifier system, specifically the repeater equipment. This product qualifies under tariff item 8518.90.00 as a part of audio equipment.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as a complete audio-frequency electric amplifier
Complete amplifiers are classified under this heading, while parts are under 8518.90.00.
If the interface includes signal processing for telecommunication
Machines for the reception, conversion and transmission or regeneration of voice, images or other data are classified in Chapter 85.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the interface is declared as a part of audio-frequency electric amplifiers, not as a complete amplifier, to avoid misclassification
• Keep documentation showing its specific function in repeater systems for CBSA review
• Verify whether the goods qualify for preferential tariff treatment under a free trade agreement
Related Products under Tariff item 8518.90.00
Adtran Channel Bank Repeater Module
This line repeater module is designed for Adtran channel banks and contains SLIC, framer, and jitter attenuation circuits. It functions as a part of audio-frequency electric amplifiers used in telecommunications, specifically supporting 24-channel T1 with SF/ESF signaling. As a component dedicated to the operation of repeater equipment, it is classified under the parts provision of this tariff item.
AKG C414 Microphone PCB Assembly
The main circuit board assembly for AKG C414 condenser microphone, including impedance converter and pattern switching. It is the electronic heart of a studio microphone.
Analog Handset Carbon Microphone Cartridge
A replaceable carbon microphone cartridge designed for classic analog line telephone handsets. It converts voice to electrical signals using carbon granules and is built for easy insertion into handset microphone housings.
Analog Repeater Voice Frequency Filter Module
This module contains band-pass filters and microphone interface circuits for analog line repeaters, ensuring voice signals stay within the 300-3400 Hz telephony band. It is a dedicated component of repeater equipment. As a part of audio-frequency electric amplifiers used in repeaters, it is classified under the parts provision of this tariff item.
Audio-Technica AT2020 Microphone Shock Mount
An elastic suspension shock mount for the Audio-Technica AT2020 condenser microphone, isolating vibrations to prevent noise. It is a mechanical accessory that functions as a part of a microphone. This product is classified under 8518.90.00 as a part of microphones and their stands.
Avaya Analog Handset Printed Circuit
This printed circuit assembly is an analog handset PCB from Avaya, featuring a sidetone network, DTMF generator, and hookswitch interface. It is specifically designed for traditional POTS line telephones and includes surge protection. As a part dedicated to telephone handsets, it falls under the parts provision of this tariff item.