The Levels group provides control of the overall input and output of the reverb, including individual controls for early and late reflections, and independent front, rear, and center levels for surround outputs.Cuts or boosts the input signal level from –inf dB to +12 dB.Cuts or boosts the output signal level from –inf dB to +12 dB.Cuts or boosts the levels of the early reflections from –inf dB to +12 dB.Cuts or boosts the levels of the late reflections from –inf dB to +12 dB.In quad and 5.0 channel output modes, Cuts or boosts the front, rear, and center signal levels from –inf dB to +12 dB. In 5.0 output mode, the level of the Center channel is affected by both the Front and Center controls.