The RC-1 is a straightforward looper that is easy to operate. Experience the fun of looping when you record, playback, overdub, and undo or redo loops using this compact BOSS stompbox. The RC-1 also retains the BOSS quality and performance that musicians around the world have come to expect and rely on. On the top panel, there is a new and innovative loop indicator, which consists of a 24-segment LED laid out in a circular pattern. You can quickly and easily determine the current status of the Rec/Overdub/Play modes. With a maximum 12 minutes of stereo recording time, the RC-1 is capable of capturing any extended performance that you can create or imagine. The stereo in/out jacks can be used with stereo effects and amplifiers. Additionally, they allow you to connect stereo instruments, such as synthesizers..