Dual channel (15 bands per channel).2/3 octave filter sets.25 Hz to 16 kHz effective equalization range.Constant Q filters.12 dB cut or boost per band The PV 215EQ is a dual-channel EQ incorporating Peavey's legendary low-noise, low-distortion design. Ruggedly constructed, PV 215EQ has center-detented fader controls, with -12 dB gain and an LED display indicating level. Other features include balanced inputs and outputs and bypass switches. Whether on stage, in the studio or simply tweaking your home hi-fi system, the PV 215EQ is the EQ for you. Level LEDs (-12 to 17 dB) Low cut filter switch with status LED XLR inputs and outputs for balanced operation Bypass switch with status LED Ground lift switch Unit Dimensions - 19 W x 1.75 x 8.75, Weight - 6 lbs.