This is a used item that has been tested and confirmed to be in working order. The entire unit has been wiped down with alcohol and cleaned. The following operations have been confirmed to be problem-free: ・Effect processing with external sound sources: Works well ・Synthesizer sound generation using only the main unit: Works well ・Touchpad: Responds well ・Headphone output: No issues ・Microphone input terminal: No issues ・Various buttons/input-output terminals/touch panel/sliders: All operations confirmed The exterior shows signs of use overall, with scratches, etc. Please purchase only if you understand that this is a used item. The KORG KP3+ is equipped with a dynamic effector and sampler, and can be operated intuitively with a touchpad. - Brand: KORG - Model Name: KP3+ - Accessories: Box, instruction manual, power adapter - Functions: Dynamic effector, sampler - Interface: Microphone input, line input - Operation method: Touchpad operation - Condition: Overall signs of use