The dbx 215s Dual 15-Band Graphic EQ can handle the most demanding sound reinforcement environments while offering exceptional ease-of-use.It boasts dual 15-band channels of 2/3-octave equalization, 12 dB input gain, switchable 6 dB or 12 dB boost/cut range, 20mm nonconductive sliders, an intuitive user interface, and output level metering. Its extended 10Hz to 50kHz frequency response, 112 dB dynamic range and high quality components offer exceptional sound and rugged reliability.dbx 215s Features:Dual 15-band, 2/3-octave Constant Q frequency bandsSwitchable boost/cut ranges of 6 or 12 dBFront panel bypass switch12dB input gain range4-segment LED ladders for monitoring output levelsXLR and TRS I/OFrequency Response of <10 Hz to >50 kHzDynamic range of greater than 108 dBINPUTS:Connectors: 1/4″ TRS, female XLR (pin 2 hot)Type: Electronically balanced/unbalanced, RF filteredImpedance: Balanced 40k ohm, unbalanced 20k ohmMaximum Input Level: >+21dBu balanced or unbalancedCMRR: >40dB, typically >55dB at 1kHzOUTPUTS:Connectors: 1/4″ TRS, male XLR (pin 2 hot)Type: Impedance balanced/unbalanced, RF filteredImpedance: Balanced 100 ohm, unbalanced 50 ohmMaximum Output Level: >+21dBu balanced/unbalanced into 2k ohm or greater; >+18dBm balanced/unbalanced (into 600 ohm)SYSTEM PERFORMACE:Bandwidth: 20Hz to 20kHz, +0.5/-1dBFrequency Response: <10Hz to >50kHz, +0.5/-3dBDynamic Range: 108dBSignal-to-Noise: 90dBTHD+Noise: <0.004%Interchannel Crosstalk: <-80dB, 20Hz to 20kHzFUNCTION SWITCHES:EQ Bypass: Bypasses the graphic equalizer section in the signal pathLow Cut: Activates the 50Hz 12dB/octave high-pass filterRange: Selects either +/- 6dB or +/- 12dB slider boost/cut rangePOWER SUPPLY:Operating Voltage: 100VAC 50/60Hz, 120VAC 60Hz, 230VAC 50/60HzPower Consumption: 12WMain Connection: IEC receptacle