Darkglass Microtubes X Ultra, Bass Guitar Preamp Overdrive Pedal, Lowpass/Highpass Filters, 6-Band Graphic EQ, Drive, Mix, Mid, IR Cab Simulation, XLR DI Output, 9V DC Power Supply Sold Separately, Darkglass Electronics Model MXU.

The Microtubes X Ultra greatly expands on the already immense versatility of the Microtubes X7. Featuring all the great controls that its predecessor has that allows users to select exactly what frequencies they want to compress and saturate for the low and treble respectively, but with four major additions providing an additional layer of flexibility, while maintaining the same compact footprint, making it an extremely complete tool for the modern bassist.