Ampeg SCRDI Bass DI Preamp with Scrambler Overdrive Bass preamp pedal with EQ, tone controls, and Bass Scrambler Overdrive Send your tone direct to a PA or recording system with the balanced XLR output Send a split of your signal to monitors or your amp with the 1/4" outputs Creates a wide range of iconic Ampeg bass tones Perfect for practice, with 1/8" aux input to jam along with your music player