10-input/10-output USB audio interface supporting 24-bit 192kHz. - Model Name: UA-101 - Number of Inputs/Outputs: 10 IN/10 OUT - Bit Depth: 24 bit - Sampling Frequency: 192 kHz - USB Type: USB 2.0 - Direct Monitoring: Yes - Power: USB powered Includes everything except the box. Power-on and PC recognition have been confirmed, but further operation has not been tested due to changes in environment. It was working without any problems when last used several years ago, so it is likely to be in good working order, but we cannot guarantee it. Please understand this before purchasing. The exterior is in relatively good condition for an older product. The latest drivers can be downloaded from the Roland website. Please check the website for OS compatibility, etc.