Ultra low-noise ULN design, highest possible headroom,ultra-transparent audio Revolutionary, patent-pending FBQ Feedback Detection System instantly reveals critical frequencies Integrated 24-bit digital stereo FX processor with 30 reat-sounding DSP presets including reverb, delay, chorus, etc. Voice Canceller function on dedicated CD/tape return channel for easy-to-use sing-along applications. 7-band stereo graphic EQ allows precise frequency correction of monitor or main mixes. 4 fully equipped stereo input channels featuring 2 additional mic inputs on channels 5/6 and 7/8, 3-band EQ and input trim control. Effective, extremely musical 4-band EQ on all mono channels. Inserts on each mono channel for flexible connection of outboard equipment. State-of-the-art operational amplifiers provide lowest noise and distortion better than general opamps 2 aux sends per channel: 1 pre fader for monitoring, 1 post fader (for internal FX and/or as external send) Clip indication and gain level set LEDs plus mute switches for each channel allow fast and accurate level setting 2 multi-functional stereo aux returns Balanced main mix outputs with gold-plated XLR connectors, headphone/control room output and stereo tape outputs Switchable +48 V phantom power for condenser microphones Long-wearing 60-mm logarithmic-taper faders and sealed rotary controls Extremely rugged steel construction ensures long life even under most demanding conditions Rack mount brackets included.