Roland USB MIDI INTERFACE UM-ONE-MK2 [Included Items] Main unit only [Condition] I have actually used this, but I no longer use it and do not currently have an environment to confirm its operation, so its functionality is unconfirmed. Please purchase only if you understand this. [Requests Before Purchase] * Please check my profile. * Please refrain from purchasing if you are sensitive to items being stored at home. * I will pack it as small as possible for shipping. * If you have any other questions, such as about price reductions, please ask.