TOA is a global innovator & manufacturer of commercial audio & security equipment, providing voice evacuation, public address & acoustic solutions. TOA benefits from 90 years’ experience in research, development, engineering services, sales & marketing in 120 countries. We take pride in seven business fields: Voice Alarm, Intercom, ProSound, IP-Audio, Distribution, Wireless & Conference Systems creating acoustic sound fields to make lives safer, communication easier & audio entertainment more pleasurable.