Soho Corporation is a manufacturer of high quality spring reverberation units for electric organs, guitar amplifier, professional audio mixer and system to control room acoustics.  Located in Seoul, Korea has been manufacturing & exporting our products since 1987.  Our products are handcrafted with a strong quality control at every stage of the assembly line.  Our experience in exporting to worldwide makes us expert on reverberation unit.  If you need for further information, please contact us.