Multi-function harmonizer effect unit, the H9 Harmonizer. - Model Name: H9 Harmonizer - Type: Effect unit - Number of Buttons: 2 - Connection Terminals: DC power supply terminal - Country of Manufacture: USA - Function: Harmonizer - Included Accessories: Power cable User registration has been cancelled. MAX upgrade has not been performed. No operational issues! Includes a conversion cable, so power can be supplied from a power supply. I really don't want to sell it, but I need funds to purchase new equipment. I would be very happy if someone who will take good care of it purchases it. No claims and no returns, please! *Please note that I may withdraw the listing at any time, so please purchase it as soon as possible if you are interested! #eventide #h9 #effectunit