Purchased new and only used a few times in my room, it's like new. There are no noticeable scratches or defects. A compact rhythm machine equipped with a variety of rhythm patterns and chain editing functions. - Model Name: KR mini - Connectors: Audio output jack, DC power jack - Number of Patterns: 8 different patterns - Operation Buttons: Metal, Jazz, Latin, Dance, Rock, 16-beat, User setting - Chain Editing Function: Equipped with pattern chain editing function - Volume Adjustment: Level and tempo adjustment knobs Thank you for viewing.