The PV 231EQ dual 31-band 2/3-octave graphic EQ features Peavey's legendary low-noise, low-distortion design. The PV 231EQ has center-detented fader controls and offers selectable �±6 dB or �±12 dB gain over frequencies ranging from 20 Hz to 20 kHz and an LED display indicating level. Other features include variable-state low-cut and high-cut filters, XLR balanced inputs and outputs and bypass switches. PV 231EQ filters are set at ISO center frequencies within 3% accuracy.2 RU dual 31-bandSwitchable 12-band or 6 dB boost/cut rangeVariable 24 dB low cut filterVariable 24 dB high cut filterXLR balanced I/OOutput level LEDsBypass switch with status LED45 mm center-detent control slidersChannels: 2 (stereo)Bands: 31 per channelConnectors: XLR balanced inputs and outputsFrequency Centers: 20 Hz, 25 Hz, 31.5 Hz, 40 Hz, 50 Hz, 63 Hz, 80 Hz, 100 Hz, 125 Hz, 160 Hz, 200 Hz, 250 Hz, 315 Hz, 400 Hz, 500 Hz, 630 Hz, 800 Hz, 1 kHz, 1.25 kHz, 1.5 kHz, 2 kHz, 2.5 kHz, 3.15 kHz, 4 kHz, 5 kHz, 6.3 kHz, 8 kHz, 10 kHz, 12.5 kHz, 16 kHz, 20 kHzControl Range: Selectable +/-12 dB or +/-6 dBInput Impedance: 50k ohmsOutput Impedance: 600 ohmsMaximum Output Level: +21 dBLevel Control: +/- 10 dBSignal to Noise: >93 dB unweightedDistortion: 0.005%Roll-Off Filters: 18 dB/octave, butterworthLow-Cut: Variable state (10 Hz to 250 Hz)High-Cut: Variable state (3 kHz to 40 kHz)Power Consumption: 15 wDimensions 19" W x 3.5" H x 7.625" D (Unpacked)20.5" W x 5.875" H x 9.625" D (Packed)Weight 8.5 lbs. (Packed)7 lbs. (Unpacked)