Used for manipulation. It was attached to a guitar effects board, so Velcro is attached to the back. There are also a few scratches. Please note that the output is RCA pin. If you wish, I will also ship two RCA to phone cables for an additional 2000 yen. A professional USB audio interface with 8 high-quality analog output channels. - Model: GIGAPORT eX - Number of output channels: 8 - Sampling rate: 192 kHz - Bit depth: 24-bit - Connection type: USB - Color: Black/Red Thank you for viewing.