The Strymon BigSky Reverb is packed with tons of fantastic reverb sounds. Choose from 12 different reverb types and dial in your tone with multiple parameters. Dedicated controls for Decay, Pre-Delay, Mix and Tone. The Parameter 1, Parameter 2, and Mod knobs functions change depending on the reverb-type chosen. You can sustain or freeze effects, or have an effect spillover. The BigSky has 300 presets. It also has a selectable Speaker Cabinet emulation, for those of you plugging directly into a PA or for recording purposes. Stereo 1/4" inputs and outputs, an expression input, and MIDI in and out.