Roland Professional DJ Mixer (DSP Effects/Isolator) DJ-2000 ■ Serviced, Fully Functional ■ [Included Items] ・Main unit ・Power cord *If you need the instruction manual, you can download it for free from the manufacturer's website. [Service Details] ・Internal circuit board cleaning and washing ・Fader disassembly, contact polishing and cleaning ・Knob disassembly, contact cleaning ・Switch disassembly, contact polishing and cleaning ・Button contact cleaning ・Input/output terminal contact polishing ・Re-soldering of various parts ・Terminal polishing and cleaning *As this is a serviced item, there is no scratchy noise, and it has been finished to operate well.* [Condition] The HIGH knob of the ISOLATOR section was missing, so we have installed a substitute. In addition, there are some minor scratches on the exterior, but there are no major scratches or stains, and it is a relatively clean item. Please also consider the images for details. Instant purchase OK