Amazon.com: Yamaha Steinberg UR22MKII 2-Channel USB。Amazon.com: Yamaha Steinberg UR22MKII 2-Channel USB。Amazon.com: Yamaha Steinberg UR22MKII 2-Channel USB。製品は完璧に動作しますが、傷については添付の写真をご覧ください。UR22mkII USB Audio Interface | Feature Video - YouTube。ソフトウェアや箱は付属しません。DTM・DAW akai apc40。The product works perfectly, please look at the included pictures for the scratches.No software or box included.