DTMF Tone Decoder from Japan
Dual-Tone Multi-Frequency decoder extracts dialed digits from telephone line audio signals. Designed for telephonic apparatus connection, under HTS 8543.70.60.00.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• ITU-T Q.24 DTMF signaling compliance documentation
• FCC emissions testing for line-connected devices
• Emphasize telephony audio decoding function