Added a battery holder to the board and replaced the C for user program backup with a new one. It has been tested in operation. It is in good condition. If that, please let us know within 3 days you got the item.The item "Used YAMAHA SPX90II Multi Effects Digital Sound Processor from Japan" is in sale since Sunday, July 25, 2021. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Signal Processors/Rack Effects". The seller is "fumicat" and is located in JP. This item can be shipped to United States, all countries in Europe, Canada.