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Companies Selling Adaptive Products for Hearing Loss
by Dana Mulvany, MSW, LCSW

ALDs and Other Products
Wireless Two-way Pagers with TTY Features
Cellular Telephones

This list is provided as a service only and should not be construed as an endorsement of all these companies and their products. Please feel free to print this page for personal use or non-profit use. For consultation about what products would be most suitable in your situation, please leave a (public) message at, the guestbook for the Differing page, and also notify me by email of your request. Private consultation may be available by contacting Dana Mulvany at with the understanding that a fee may be required for extensive consultation or that your email and the answer to it would be edited for publication minus personally identifiying information. (This would allow other people with similar questions to learn from your situation.)

If you live in a state with an equipment distribution program, such as California's Deaf and Disabled Telecommunications Program (, please thoroughly explore what telephone equipment is available to you for free or at a discount before buying telephone equipment for yourself.

Listed in alphabetical order, not by order of preference.  Some products are available only from the "primary" source and are not sold through the multiple product companies.

Assistive Listening Devices and Other Products for use in the Home or Workplace

Audex  primary source
(Audio amplification: amplified cordless and cell phones, infrared assistive listening systems, including "Texas Pyramid." Web page may not show all available Audex products.)
710 Standard Street
Longview, Texas 75604
800-237-0716 Canada & U.S
Fax (800) AUDEX-74

Centrum Sound primary source of Oticon ALDs with some outside products
(primarily listening systems, including audio loop system with integrated alerts)
572 La Conner Dr.
Sunnyvale, CA 94087
408-736-6552 Fax

General Technologies primary source with some outside products
(limited but selected/adapted products such as phones, answering machines, and assistive listening devices)
1-800-328-6684 V/TTY
7417 Winding Way
Fair Oaks, CA 95628

HARC Mercantile  multiple products
HARC Mercantile Ltd.
Hearing Aid Center of Kalamazoo
P.O. Box 3055 Kalamazoo, MI 49003
(800) 445-9968 Voice/TTY
(800) 413-5248 Fax

Harris Communications, Inc. multiple products
15159 Technology Dr
Eden Prairie, MN 55344-7714
1-800-825-6758 Voice
1-800-825-9187 TTY
1-800-211-4360 VCO
612-906-1099 FAX

Hear-More multiple products

Hitec (comprehensive, serves multiple disabilities)
1-800-288-8303 voice
1-800-536-8890 tty
1-888-654-9219 fax
8160 Madison Ave.
Burr Ridge, IL 60521

Potomac Technology multiple products
1-800-433-2838 (Voice/TTY)
(301) 762-1892 (Fax)
One Church Street, Suite 101
Rockville, MD 20850

Phonic Ear
source of Telepin (compatible with Bernafon, Danavox, Oticon, Unitron, and Widex BTE hearing aids)
also provides sound field systems and FM systems (including BTE Free Ear System)
800-227-0735 voice
Petaluma, CA

WCI multiple products, Ultratec phones
1 (800) 233-9130 V/TTY
2716 Ocean Park Blvd., Ste 1007
Santa Monica, CA 90405
(310) 452-8613 V/TTY
(310) 450-9918 FAX

Wireless Two-Way Pagers with TTY features

Reachnet (email, interactive TTY capabilities, Pager Chat)
888-RNET-008 (888-763-8008) Voice
877-RNET-TTY (877-763-8889) TTY

Wyndtell (email, TTY messaging)
WCI (see above) is the California distributor at this time.

Cellular Phones

Audex  (see above listing for more contact info)
Adapted analog cell phones and adapters for using TTYs.  Had arrangement for providing free amplified cell phones with contract for a year or more of service in some areas.  Call Audex for availability in your area.

Analog cell phones with jacks for neckloops (not yet available as of this writing). "Antenna Battery" prevents interference from antenna for hearing aids.  See:
See also article on hearing-aid compatible phones:
(The Motorola Lite™ II/XL and the V Series telephones are hearing-aid compatible)

Proprietary, optional "loopset" that works with 51XX and 61XX series of Nokia (digital) cell phones. See
(Note: the article has a significant error:  "All hearing aids have support for induction loop technology." In fact, only hearing aids with telecoils support induction loop technology.)
Optional vibrating batteries provide additional access in some Nokia phones.

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Copyrighted by Dana Mulvany, Please contact author for permission to distribute this beyond personal use.
This page last updated September 15, 1999