A digital MTR that allows for authentic recording while being lightweight and compact. As expected from BOSS, it incorporates COSM amp modeling and effects for guitar and bass, as well as a drum machine, allowing for everything from multitrack recording to song creation with just this one unit. It also has a built-in microphone, making it easy to perform and record simple acoustic performances. ■ There are scratches and dirt from normal use, but there is no static and the operation is problem-free. ■ Power supply confirmed. ■ Case, AC power cord, instruction manual (damaged) This is a single unit that is perfect for home recording and demo production with simple operation. A recommended multitrack recorder for beginners to experienced users.