You can use the Toneworks Ampworks Bass Modeling Signal Processor to create 11 of the most sought-after bass amp sounds and combine them any way you like with 10 cab models and a rich variety of effects. Eleven preset programs provide quintessential settings for each amp model and you can store two of your own. Knob-based interface provides quick, intuitive editing. Headphone jack, selectable outputs, footswitch for bypass, and three settings, plus battery and AC power.