Time: Sets your delay time. Clockwise for slower, counter-clockwise for faster.
Mix: Controls your dry/wet balance.
Mod: Controls the modulation depth. Adds color and warp.
Repeats: Sets the amount of feedback in the delay line.
Feel: Selects between two distinct modulation types. When the switch is pushed in, a chorus effect is selected. When the switch is not pushed in, a vibrato effect is selected.