The A-120M is a compact public address equipment, suitable for commercial and industrial use. This is a 120 W RMS 100 V line amplifier with five inputs and three priority levels. It includes a music source with FM radio and SD and USB ports for playing MP3 files. Allows recording from the audio inputs on the SD card or USB memory. It has phantom power for the microphone channels, current-limiting and thermal protection, two-band tone controls, treble and bass, and low noise and distortion. It can be installed on a desktop or in a 19" rack.