Thank you for viewing. The Roland SC-8850 is a popular MIDI sound module among DTM users. It supports the General MIDI Level 2 standard and features 64-part multitimbral capability, 128-voice polyphony, 1640 tones, and 63 drum sets. As the top-of-the-line model in the SC series, it has a USB port and is equipped with a PCM sampling engine based on the SC-88 Pro. Condition of the item: Power-on has been confirmed. The exterior has no noticeable scratches or stains and is in relatively good condition. Please understand that detailed operational checks have not been performed before purchasing. Included items: All items shown in the photos. We strive for prompt and courteous service. Thank you for your consideration.