Enhance your audio experience with the Optimus 31-2030 Vintage 10 Band Stereo Graphic Equalizer EQ Spectrum Disp. This black equalizer has two channels and three inputs, with three audio outputs and a stereo L/R RCA output. It's perfect for home audio setups and is compatible with a variety of receivers and amplifiers. The 10-band spectrum display allows for precise tuning and customization of your music. Don't settle for average sound quality - upgrade with the Optimus 31-2030.