A multi-functional rhythm machine that includes high-quality drum/percussion sounds and a built-in bass sound source. Equipped with COSM amp modeling and effects, it allows for direct input of guitars and basses for immediate sessions. By combining numerous preset patterns and user patterns, you can easily create diverse rhythm tracks. It's perfect for songwriting, practice, and also performs well as a rhythm section in live performances. [Product Contents] ■ BOSS DR-880 Main Unit ■ BOSS Power Adapter [Condition] ■ Good working condition ■ Basic operations confirmed, including pad response, all buttons, and input/output terminals, with no crackling. This is a standard rhythm machine that can be widely used, from rhythm practice to full-fledged music production. Simple shipping with bubble wrap only. If you prefer a cardboard box, you can purchase the cardboard box from the listed items, and the packaging will be changed. Considered used and as-is.