E&M Audio Interface Repeater
An audio-frequency repeater with E&M signaling interface for PBX trunk lines, amplifying 4-wire audio paths in telephony interconnects. It is essential for legacy TDM voice systems to maintain signal levels.
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 |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the signaling interface is the principal function
Signaling apparatus for telecommunication is classified in 8517.
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
• Document that the E&M signaling is ancillary to the audio amplification function
• Be ready to distinguish the product from signaling apparatus of 8517
• Verify whether the repeater meets Canadian electrical safety standards
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