Thank you for viewing. 24-bit digital audio/MIDI interface, USB connection, line/guitar/mic input compatible. Includes instruction manual. Product Information: - Model: UA-20 - Brand: EDIROL - Interface Type: USB Audio/MIDI Interface - Digital Conversion Bit Depth: 24 bit - Input Terminals: Line, Guitar, Mic - Output Terminals: Audio Output, MIDI Output Included Accessories: - Instruction Manual - Driver CD - Sound it! CD (※USB cable not included) Power was confirmed via USB, but due to its age, this item is considered [junk]. Operation has not been confirmed in the current environment, so please review the above information carefully and consider purchasing only if you understand and accept these conditions. Thank you. #EDIROL #AUDIOCapture #UA-20 #AudioInterface #MIDIInterface