The Roland GO:MIXER is a compact, USB-powered audio interface with LINE and MIC input terminals. - Brand: Roland - Model Name: GO:MIXER - Color: White - Input Terminals: LINE 1, LINE 2, MIC - Output Terminals: USB - Power: USB powered - Features: Compact design - Controls: Volume knobs Thank you for viewing. I purchased this a few years ago and have used it several times. It works without any problems. I will also include the included Lightning connection cable, but it has some stains as shown in photo 4. There is no problem with the operation.