2018 Source Audio One Series True Spring Reverb. Stereo Reverb and Tremolo Pedal with Short Spring/Long Spring/ Tank Reverbs and Opto/Harmonic/Bias Tremolos. Tremolos Are Accessed by Pressing and Holding Control Switch. Mix, Level, Tone, and Dwell Controls. 3-position Short/Long/Tank Selector Switch. Control Switch and Input. USB-MIDI Port. Comes with Box, Power Supply, and USB Cable.
