ISDN Terminal Adapter
An Integrated Services Digital Network terminal adapter connects computers or devices to ISDN telephone lines for digital voice/data services. It qualifies under HTS 8543.70.60.00 as apparatus designed for telephonic network connections.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If wired line telephone sets with digital capability
Digital telephony sets have dedicated subheadings separate from connection apparatus.
If when imported as part of ADP processing units
Integration with computers may classify under automatic data processing machines.
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Import Tips & Compliance
• Provide ISDN protocol compliance certificates (e.g
• NT1/TA standards) for smooth clearance
• Label clearly as 'terminal adapter' not 'modem' to prevent confusion with data modems
Related Products under HTS 8543.70.60.00
DSL Modem
A digital subscriber line modem connects to telephone lines to provide high-speed internet access via DSL technology. It falls under HTS 8543.70.60.00 as it is specifically designed for connection to telephonic networks to enable data transmission over telephone infrastructure.
VoIP Adapter
A Voice over Internet Protocol adapter connects analog telephones to IP networks via telephonic lines or gateways. Classified under HTS 8543.70.60.00 for its design to interface telephonic apparatus with digital networks.
Fax Modem Card
A PCI expansion card with fax modem functionality connects computers directly to telephone lines for sending/receiving faxes. Classified in HTS 8543.70.60.00 for telegraphic/telephonic network connectivity.
Ring Generator for Telephony
An electronic device generating ringing voltage for analog telephone systems connected to telephonic networks. Falls under HTS 8543.70.60.00 as specialized apparatus for telephonic instruments.
Telegraphic Network Interface Card
A network interface card designed for legacy telegraphic systems connecting to modern networks. Fits HTS 8543.70.60.00 for apparatus connecting telegraphic instruments to networks.
FXS VoIP Gateway
Foreign Exchange Station gateway connects analog phones to IP networks via telephonic interfaces. Classified under HTS 8543.70.60.00 for telephonic apparatus connectivity.