Compu-TTY

Krown Manufacturing, Inc. (also known as Krown Manufacturing) is a company that develops and manufactures telecommunication and alerting equipment for people who are deaf, hard of hearing, or deafblind. Its products include amplified telephones, text telephones, visual and tactile alerting devices, door signalers, and hotel communication kits. The company supplies these products to organizations in the hospitality, healthcare, education, government, and construction industries.