Shin-ei ER-23 Echo Reverb Master Wah One of Korg's first polyphonic

One of Korg's first polyphonic instruments

The super-slow varispeed motor option offers the full functionality of regular speed uses

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In excellent cosmetic condition with very few signs of age to the face

Very good cosmetic condition: the black covering on the case is original - it is showing some wear to the corners

Shin-ei ER-23 Echo Reverb Master Wah One of Korg's first polyphonicRare 70s spring reverb pedal. Looks brilliant. Sounds great. And right now we've even got a choice of two units in different colour schemes we really are too good to you (you can find the other ER 23 here both are the same price). Full name is: Shin ei Echo Reverb Master ER 23 Adaptor Special Expander Design by Yellow. They definitely had fun with the look of this one The spring sounds good and the low and high impedance mic inputs give different