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
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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