Know your gear
Cortelco Kellogg is noted for setting the standard for excellence in single-line telephones. In fact, they are one of the largest manufacturers of U.S.-made telephones.
The Patriot 2190 telephones are fully modular, desk or wall mountable, tone / pulse switchable, and hearing aid compatible. They include ringer volume control; equipped with a flash button, last number redial button, data port, directory card and a 90-volt message waiting capability.
The Patriot 2190 telephones are fully modular, desk or wall mountable, tone / pulse switchable, and hearing aid compatible. They include ringer volume control; equipped with a flash button, last number redial button, data port, directory card and a 90-volt message waiting capability.