VT BASS DI for versatile sound. - Model Name: VT BASS DI - Brand: TECH 21 NYC - Output Type: Parallel Output - Control Knobs: LEVEL, CHARACTER, DRIVE, LOW, HIGH - Connectors: XLR, 1/4 inch jack - Country of Manufacture: MADE IN U.S.A. Thank you for viewing. The CHARACTER knob allows for a variety of distortion sounds. When used with a Jazz Bass, it can produce a SansAmp-like sound, so it's recommended for those who want a tube-like feel while distorting! Power-on confirmed, no scratchiness, etc. Please consider this used item on an NCNT basis.