Auto EQ feature (with dedicated RTA input), Feedback Ferrets and digital graphic EQ's that are dedicated to each amplifier. Five power amp modes, including fully active subwoofer crossover. Full color box. Features :º 20 XLR mic channels º Dual 600W amps lightweight Class D º Auto GEQ º Feedback Ferret® º 4-band EQ on input channels º Digital effects º Dual-9 band graphic EQ º Two monitor sends º Dedicated effect return fader