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E&M Audio Interface Repeater from United States

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.

Duty Rate — United States → Canada

0%

Import Tips

• 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