Manuel Mira founded Mirtone in 1959.—Mirtone was the first company to provide home intercom systems using transistorized amplifiers.

Our Franklin, NC facility opened its doors in 1989, which eventually grew to be our world headquarters and production plant. Invested over $750,000 in new equipment.   The NC300 was first introduced, and was TekTone’s first microprocessor system. The NC300 system...