CP-26 REVERB Guitar Effects
RES( resonant)—to simulate resonant response in different environment of acoustics.
CFR(center frequency)—to adjust center frequency of formant.
LPF(low pass filter)—to adjust the radio-frequency component of reverb.
PRD(pre-delay)—to simulate the delay of space reflation
MIX ratio of wet-and-dry
DECAY -to adjust the delay time.