Darkglass Microtubes B7K Ultra v2 Analog Bass Preamp Pedal (Aux-In) cerulean-blue-burst It features three peak modes:

It features three peak modes: Low

and three levels of diversity

Restore your contemporary Fender amp's footswitch functionality with a genuine replacement Fender footswitch

The 2-channel JVM215C gives you six modes

Darkglass Microtubes B7K Ultra v2 Analog Bass Preamp Pedal (Aux-In) cerulean-blue-burst It features three peak modes:The upgraded Microtubes B7K Ultra features all the versatility and sonic possibilities of the first version plus: (1) Single user loadable cabinet simulation impulse response. (2) Micro USB B port to connect to PC Mac to load a different Virtual Cabinet through the Darkglass Suite. (3) 3. 5mm headphone output with cabinet simulation. (4) Balanced XLR output with switchable cabinet simulation.