Equipped with a Scrambler overdrive, the SCR-DI based DI is a completely indestructible Ampeg preamp that offers a wide range of tones that are perfect for the studio or stage. In addition to the traditional Ampeg EQ with Ultra High/Ultra Low filters, the dial can also be turned to get the unique distortion of Bass Scrambler overdrived, vacuum tube. With a variety of inputs and output terminals such as headphone out and Auxout, the SCR-DI is the perfect companion for all bass players in the activity that need great tone and flexibility.