This Furman Q-602 30 Band Graphic Equalizer is a great addition to your pro audio equipment setup. It has a rack mountable form factor and is designed with a 1-channel output for easy integration into your existing system. The analog device features 30 bands for equalization and a gray color that blends into any setup seamlessly. With graphic equalization capabilities, you can easily customize the sound of your audio to your liking. This model is used, but in excellent working condition.