For hearing aids
Orthopedic appliances, including crutches, surgical belts and trusses; splints and other fracture appliances; artificial parts of the body; hearing aids and other appliances which are worn or carried, or implanted in the body, to compensate for a defect or disability; parts and accessories thereof: > Other: > Parts and accessories for hearing aids and for pacemakers for stimulating heart muscles > For hearing aids
Duty Rate (from China)
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
Products classified under HTS 9021.90.40.40
Hansaton Sound Transmitter Clip
Remote microphone clip-on transmitter for Hansaton hearing aids extending audio pickup range. HTS 9021.90.4040 as carried accessory compensating hearing defects via wireless audio relay.
Oticon Opn Volume Control Wheel
Tactile volume adjustment wheel for Oticon Opn BTE hearing aids providing manual gain control. Classified 9021.90.4040 as integral user interface part for disability compensation appliances.
Phonak Lyric Extended Wear Shell
Custom-molded shell for Phonak Lyric 24/7 deep canal hearing aids designed for 2-month wear. HTS 9021.90.4040 as implantable body-worn part per orthopedic appliance notes for defect compensation.
Widex Evoke Program Switch Button
Push-button program selector for Widex Evoke platform switching DSP modes on-the-fly. 9021.90.4040 as dedicated control accessory for carried hearing aids compensating disability.
ReSound ONE Custom In-the-Ear Shell
Patient-specific ITE shell for ReSound ONE hearing aids milled from acrylic for precise fit. HTS 9021.90.4040 per notes for parts principally used in orthopedic hearing appliances.
Oticon Hearing Aid Microphone Module
Replacement microphone assembly specifically designed for Oticon hearing aids, capturing and converting sound waves into electrical signals for amplification. Classified under HTS 9021.90.4040 as a dedicated part for hearing aids per Chapter 90 note on parts suitable solely for such appliances. Ensures clear audio input for users with hearing impairment.
Phonak Receiver-in-Canal Module
RIC receiver unit for Phonak hearing aids that converts electrical signals back to sound within the ear canal. Falls under HTS 9021.90.4040 as a specialized accessory worn in the body to compensate for hearing defects. Critical for delivering amplified audio directly to the eardrum.
Widex Hearing Aid Battery Door
Replaceable battery compartment cover for Widex behind-the-ear hearing aids, ensuring secure zinc-air battery contact. HTS 9021.90.4040 applies as it's designed exclusively for hearing aid power management in disability compensation appliances.
ReSound Smart 3D Ear Mold
Custom 3D-printed ear mold for ReSound hearing aids, providing acoustic seal and comfort for in-ear models. Classified in 9021.90.4040 as an implantable/carried part compensating for hearing defects per orthopedic appliance definition.
Signia Hearing Aid Telecoil Assembly
Telecoil module for Signia hearing aids enabling inductive coupling to hearing loops for clear speech in public venues. HTS 9021.90.4040 as accessory carried to compensate hearing disability via electromagnetic signal reception.
Starkey Livio Ear Dome Kit
Disposable vented silicone domes for Starkey Livio CIC hearing aids, ensuring occlusion-free sound delivery. Falls under 9021.90.4040 as worn accessories dedicated to hearing compensation appliances.
Bernafon Alpha Processor Chip
Digital signal processor IC for Bernafon Alpha hearing aids handling noise reduction and frequency shaping. HTS 9021.90.4040 per Chapter 90 parts rule for components solely principally used in such medical apparatus.
Unitron Tempest Moisture Protection Vent
Hydrophobic vent filter for Unitron Tempest hearing aids preventing cerumen and moisture ingress. Classified 9021.90.4040 as protective accessory integral to hearing disability compensation devices.
GN Resound NanoShell Coating Applicator
Precision applicator for nano-coating hydrophobic protection on GN Resound hearing aid shells. HTS 9021.90.4040 as specialized accessory for maintaining functional integrity of worn hearing appliances.
Interton Ready Cerustop Wax Guard
Cerustop wax filter discs for Interton Ready RIC hearing aids blocking earwax while preserving acoustics. Falls under 9021.90.4040 as replaceable parts for body-worn hearing compensation devices.