Used about 3 times. Operation confirmed (as shown in the 5th photo, though it's a bit unclear). Basically, we do not accept returns or exchanges. You can use it immediately if you have a microphone and headphones. *Microphone and headphones are not included. Regarding how to use it, there are easy-to-understand videos on the internet, so please refer to them. Product Contents ・Main unit box ・RC505 main unit ・Power adapter ・Microphone cable ・Headphone cable - Model Name: RC-505 - Function: Loop Station - Included Items: Cables, adapter - Design: For live performance Thank you for viewing.