What Silent Call Communications does

Silent Call Communications is a privately held U.S. manufacturer and direct-to-consumer retailer of wireless alerting systems designed for individuals who are deaf, deaf-blind, or hard of hearing. Founded in 1985 and headquartered in Waterford, Michigan, the company builds hardware products across three product families — Legacy Series (318 MHz), Medallion Series (million-code encoding, 500-foot range), and Signature Series (418 MHz, 800-foot range) — that convert auditory household events (doorbells, phone calls, smoke/fire alarms, carbon monoxide, weather warnings, baby cries) into visual strobe signals and tactile vibrations. Receivers and transmitters within a product family form a closed proprietary wireless ecosystem operating at distinct radio frequencies, with Medallion's million-code architecture specifically engineered to prevent cross-unit interference in apartments, hotels, and dormitories.

The company's business model is single-channel direct-to-consumer e-commerce through its Shopify-powered website (silentcall.com), supplemented by phone ordering and a 30-day money-back guarantee, with all revenue generated from one-time hardware sales. The product catalog spans roughly 30+ SKUs priced between $12 (weather alert dual connector) and $322.54 (Signature Series complete kit), with bed vibrators, backup battery packs, and weather alert accessories rounding out the assortment. A secondary B2B use case targets hotels and hospitality operators seeking ADA Title III compliance, while products are ETL Listed and Certified for smoke and CO protection and the company is pursuing ISO9001:2015 quality management registration.

Operationally, the company is founder-led by George J. Elwell, has no disclosed institutional investors or external funding, no parent company, and no disclosed headcount. Distribution is exclusively U.S.-domestic through the company website. Competitive positioning rests on 38 years of community trust, safety certifications, the proprietary million-code encoding scheme, and U.S.-based manufacturing backed by a five-year warranty; the company has not pursued software, mobile, or AI-enabled alerting, leaving the product line firmly in traditional RF hardware.

Name

Silent Call Communications

Legal name

Silent Call Communications

Website

https://silentcall.com

Company type

Private

Founded year

1985

Operating status

Operating

Headcount range

1–10 employees

Short description

Silent Call Communications is a privately held U.S. manufacturer founded in 1985 that designs and sells wireless RF alerting systems — strobe lights and bed/body-worn vibrators — directly to consumers who are deaf, deaf-blind, or hard of hearing, with a secondary hotel ADA-compliance use case.

Ownership category

akta.pro rank

Product category

Assistive Alerting Devices

NAICS

Telephone Apparatus Manufacturing (33421)

SIC

Communications Equipment, Nec (3669)

akta.pro primary industry

Audible-Visual Alarms & Notification Devices (Sounders, horns, siren/strobe combos for industrial use) (IMAGAIAF)

akta.pro secondary industry

Wireless/DECT Audio Intercom Systems (HSAHAIAB)

Keywords

• Assistive alerting devices
• Hearing loss notification systems
• Wireless alert transmitters
• Deaf accessibility products
• Emergency alert receivers

Headquarters

HQ city

Waterford

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Product Sales: Silent Call Communications generates revenue through the direct sale of alerting devices and systems. Products are sold as one-time purchases with no recurring fees. The product line includes receivers, transmitters, accessories, and complete kits. Prices range from approximately $37 for backup battery packs to $322 for complete kit systems.

Pricing tiers

Go-to-market motion2 records

Distribution channels1 record

Marketing channels5 records

Core offering

Silent Call Communications manufactures and sells wireless alerting devices and systems designed to notify deaf, deaf-blind, and hard-of-hearing individuals of household events and emergencies. Products include strobe-light receivers, body-worn vibrating receivers, bed shaker units, and a full range of transmitters for doorbells, telephone, smoke/fire, carbon monoxide, weather, and general sound alerts, sold under Medallion, Signature, and Legacy Series lines. The company also markets ADA Title III compliance solutions for hotels and operates a direct-to-consumer e-commerce storefront.

Product overview

Silent Call Communications is a specialized manufacturer of alerting systems and products for individuals who are deaf, hard of hearing, or deaf-blind. The company offers three distinct product lines: Medallion Series (premium line with million-code technology and up to 500-foot range), Signature Series (most advanced line operating at 418 MHz with up to 800-foot range), and Legacy Series (original 318 MHz line for system upgrades). Each product line includes receivers that detect signals and alert users via strobe lights or vibrations, and transmitters that detect events (sounds, doorbells, phone calls, smoke, fire, carbon monoxide, weather) and broadcast signals to receivers. The product architecture consists of modular components: table-top receivers (Mini Receiver MR1214-MC, Sidekick II SK2-SS), body-worn receivers (Vibra-Call 3), bed shake receivers (Shake-Up), and specialized transmitters for various detection needs. Accessories include bed vibrators, backup batteries, and weather alert accessories. Products are ETL listed for smoke and CO protection, backed by 30-day money-back guarantee and five-year warranty, and are manufactured in the U.S.A. The company also provides ADA compliance solutions for hotels.

Differentiator

Problem solved

Functional benefit

Brands

• Medallion Series: Alerting products bringing Silent Call benefits to people who are deaf, deaf-blind or hard of hearing. Designed with million-code technology, offering extended-range wireless convenience of up to 500 feet.
• Signature Series
• Legacy Series

Products and services

• Medallion Series Alerting Products A premium product line of alerting systems for deaf, deaf-blind, and hard-of-hearing individuals featuring million-code technology that prevents interference from other wireless systems. Includes receivers (Mini Receiver, Shake-Up, Vibra-Call 3 Body-Worn), transmitters (sound monitor, telephone, doorbell, door/window, fire alarm, smoke detector, carbon monoxide, weather alert, cell phone), and accessories (bed vibrators). Ideal for apartments, condominiums, hotels, and dormitories.
• Signature Series Alerting Products (418 MHz) The most technically advanced product line from Silent Call, operating at 418 MHz for extended-range wireless convenience of up to 800 feet. Includes the Sidekick II receiver with strobe light (ETL certified), Vibra-Call 3 body-worn receiver, a full range of transmitters (sound monitor, telephone/TTY/VCO, doorbell variants, fire alarm, weather alert), accessories, and comprehensive kits. Designed for users requiring maximum range and capability.
• Legacy Series Alerting Products (318 MHz) The original Silent Call product line operating at 318 MHz, described as the original choice for performance and value. Legacy Series products are fully compatible with one another, making this line suitable for customers with existing 318 MHz systems who wish to upgrade or expand their alerting setup.
• Signature Series Kit (SS/VAKit-2) A comprehensive alerting kit bundling the Sidekick II 418 MHz receiver with strobe light, bed vibrator with pin jack, power supply, telephone cable, dual connector, and backup battery pack. Provides alerting for sounds, phone calls, doorbells, fire alarms, carbon monoxide threats, and weather alerts in a single purchase. Priced at $322.54.
• Weather Alerting Products Standalone weather alerting accessories that connect to compatible Weather Alert Radios to provide visual (strobe light) and tactile (pillow vibrator) notifications of NWS weather warnings. Includes the Weather Alert Strobe Light (X68-S) at $16.95, Weather Alert Vibrator (X67-V) at $81.85, and Dual Connector (DC-01) at $12.00 for connecting multiple accessories to a single weather radio.
• ADA Compliance Solutions for Hotels Silent Call markets its alerting systems as ADA Title III compliance solutions for hotels and hospitality businesses, enabling them to provide accessible alerting for deaf and hard-of-hearing guests pursuant to Title III of the Americans with Disabilities Act. The million-code technology in the Medallion Series is specifically suited for multi-unit hotel settings.

Quantifiable outcome

• Extended wireless coverage up to 500 feet for Medallion Series and up to 800 feet for Signature Series
• +1 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Scale indicators4 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Amazon (Alexa / Echo Show): Amazon's Echo Show and Alexa platform deliver visual notifications, doorbell integration (Ring), and accessibility features that partially substitute for dedicated deaf/HoH alerting hardware. Functions as a broad incumbent that competes for the same alerting use cases from a smart-home angle.
• Google (Nest): Google's Nest smart-home line (doorbell, cameras, displays) competes for the broader home alerting wallet but doesn't specialize in deaf/HoH accessibility and lacks dedicated strobe/vibration receivers — a BROAD_INCUMBENT with partial overlap on alert delivery.
• Apple: Apple's iPhone, Apple Watch, and HomePod deliver visual and haptic notifications that increasingly substitute for dedicated alerting hardware through accessibility features. Functions as a broad incumbent with strong hearing accessibility investments that could erode demand for single-purpose devices.

Direct peers

• Bellman & Symfon: Bellman & Symfon is a Swedish manufacturer of home alerting solutions (Visit system), providing deaf/HoH users with receivers and transmitters for doorbells, smoke, and phone alerts. Comparable product architecture and overlapping customer base with Silent Call, though with broader European distribution.
• Sonic Alert: Sonic Alert is the most direct competitor to Silent Call, offering an overlapping catalog of wireless signaling devices, bed shakers, strobe receivers, and doorbell/smoke/phone signalers targeted at the same deaf and hard-of-hearing consumer. Both companies compete on RF-based home alerting with similar price/feature trade-offs.
• Serene Innovations: Serene Innovations produces amplified telephones and alerting devices for the hard-of-hearing market, including doorbell signalers and notification systems. Directly comparable in customer base and product category overlap with Silent Call's alerting line.
• Geemarc: Geemarc manufactures amplified phones, alerting systems, and accessories for hearing-impaired and elderly customers. Product overlap with Silent Call's phone transmitters and home alerting transmitters; primarily serves UK and European markets with similar regulatory positioning.
• ClearSounds: ClearSounds produces amplified telephones, signalers, and alerting accessories for the deaf and hard-of-hearing market, with overlapping doorbell, phone, and smoke notification products. Comparable target customer and use cases to Silent Call.

Emerging players

• Life Alert: Life Alert operates in personal emergency response (PERS), a related but distinct category to Silent Call's home alerting. Both serve aging consumers with hearing/mobility concerns, but Life Alert focuses on monitored emergency dispatch while Silent Call focuses on in-home event alerting without monitoring.
• Clarity (Plantronics/Poly): Clarity produces amplified phones and home communication equipment for hearing-impaired users, including the Ameriphone line. Adjacent product category (amplified telephony) with overlapping end customers, but less depth in dedicated strobe/vibration alerting systems.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/channel/UCT1Pq9BwuZZVFHJoQGP1P0A
• Facebookfacebook.com/Silent-Call-Communications-743218335793559
• Instagraminstagram.com/silentcallusa
• Xx.com/silentcall
• LinkedInlinkedin.com/company/silent-call-corp

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Silent Call Communications