Used a few times for streaming. Like-new, almost new condition. There are no scratches, but I don't recommend purchasing if you are concerned. 【High-Quality Sound】 Roland's GO:MIXER is an audio mixer designed for smartphones, providing professional sound quality. 【Various Connection Options】 Supports microphone, guitar, and line inputs, allowing you to easily connect various sound sources. 【Compact Design】 Compact size for easy portability, usable anywhere. Operates on USB bus power, so you don't have to worry about a power supply. - Brand: Roland - Model Name: GO:MIXER - Type: Audio Mixer - Input Terminals: Mic, Guitar, Line - Output Terminals: Monitor Out - Power: USB Bus Power - Controls: Volume adjustment knobs, Peak indicator - Accessories: Connection cable, outer box Download the instruction manual from the website. We look forward to your purchase.