DBX 1215 Dual Channel 15-Band Graphic Equalizer Switchable ±6 or ±15 dB 2U EQ
The 1215 provides standard features like dual channels, 15 2/3 octave bands, ISO frequency centers, +/-12 dB input gain range, and switchable 40Hz/18 dB per octave low-cut filters, but also includes other thoughtful features.