The Vintage MXR 114 Black Dual Channel 10-Band Analog Audio Stereo Graphic Equalizer is a high-quality audio device manufactured in the United States by the reputable brand MXR. This unit offers stereo L/R RCA audio outputs and inputs, making it compatible with a variety of audio equipment. With its dual channel design and 10-band equalization capabilities, this analog equalizer allows for precise and customizable adjustments to your audio signal for a rich and balanced sound experience.