Analog Repeater Voice Frequency Filter Module from Germany
Module containing band-pass filters and microphone interface circuits for analog line repeaters (8518.40.10). Ensures voice signals stay within 300-3400 Hz telephony band. HTS 8518.90.41.00 as repeater part.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Include filter response curves matching ITU-T telephony standards for classification support
• Declare as 'factory replacement part' with specific repeater model cross-references
• Provide proof of use in carrier long-haul analog systems vs. local audio applications