You can dial it in with Time, Regen/Mod, Reverb, and Mix knobs, in addition to a 3-way switch to choose from Echo 600, Sun Mode, and Room modes. If you're looking for the studio sounds of the 1950s, but want the functionality of a modern pedal, then go with Keeley's Memphis Sun! Specs: -Memphis Sun -NeoVintage EchoVerb -SlapBack Double Tracking -Slapback 600, Sun Mode, and Room presets SKU: KSUN. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Parts & Accessories\Effects Pedals\Delay, Echo & Reverb". The seller is "creamcitymusic" and is located in this country: US.This item can be shipped to United States.