Thank you for viewing. This is a One Control junction box equipped with a BJF buffer. Please check the following special notes before considering a purchase. ■ Other Special Notes ■ ・ Operation has been confirmed. Used only for home recording. ・ Includes the main unit, outer box, and bag. ・ Batteries are not included. Please prepare a separate power supply. ・ There are no noticeable scratches or stains, but there may be minor scuffs and scratches that don't show up in photos. Please be aware of this if you are concerned. ・ I will clean it with alcohol before shipping, but please understand that this is a used item that has been stored by an individual. ・ After wrapping it in packing materials, I plan to ship it via Yu-Packet Plus using the Yu-Yu Mercari service. ・ Please refrain from excessive price negotiations.