I purchased this keyboard new about a year ago, but I haven't used it much because I was using a different MIDI keyboard, so it's been stored at home. I've only used it once or twice. Therefore, there is no deterioration or fading of the keys or pads, and the condition is good. All accessories are included. It's compact and very easy to handle, and I think it's also suitable for carrying around. *Please note that the box has sticker residue and multiple scratches as shown in image 4. Please consider this only if you are okay with this. I have confirmed that it works in the following environment: [Operating Environment: Windows] ・Cubase 12 Quoted from the official website below: ■ Product Details M-AUDIO Oxygen Pro Mini 32-key MIDI keyboard Power: USB bus power Size: 401mm x 191mm x 65mm (W x D x H) Weight: 1.2kg ■ Product Description Equipped with a 32-key semi-weighted keyboard with class-leading velocity response. It also features an assignable arpeggiator, 8 RGB backlit, velocity-sensitive/assignable pads with note repeat function, 4 assignable knobs, and 4 assignable faders.