TOA A-2240 is a high-performance mixer power amplifier with two microphone inputs, one TEL input, two AUX inputs, and a recording output. It features independent input volume controls and master volume control, as well as independent tone controls for both high and low frequencies. The A-2240 also has a muting function, current limiter circuitry, and thermal protection circuitry. It can be used for broadcasting paging or background music in schools, offices, shops, factories, mosques, churches, and large rooms.