Thank you for viewing! To avoid any issues, please read the description to the end before purchasing. [Product Name] PSB-100 AC Adapter Manufacturer: Roland [Included Items] ・Main unit ・Box [Product Description] ● Only powered on once after purchase. ● As of December 2025, confirmed to be working when connected to a Roland amplifier. ● Although there are no noticeable scratches on the main unit, please understand that this is a used item and consider purchasing. ※ We would appreciate it if you could check the condition in the photos. ● All items for sale are as shown in the images. ● Immediate purchase is OK.