Roland GO:MIXER PRO-X Audio Interface Multi-function interface for smartphone connection [Included Items] ・USB cable [Condition] Power-on confirmed Purchased several years ago and used without any problems, but has been stored since I stopped using it. Currently, I do not have an environment to use it, so I have confirmed that it powers on, connects to smartphones and PCs, and that the microphone and headphones can be connected. I have also confirmed that the knobs and switches are working properly. The exterior has some minor scratches, but is generally in good condition. This is a used item, so please understand the above information and refer to the photos provided for confirmation and consideration. The item will be carefully packed and shipped when dispatched.