NUX MG-400 guitar/bass amp modeling processor and multi effect with USB recording interfaceMulti Effects Introducing the NUX MG 400, an intelligent crafted guitar modeler. Housing two potent DSP chips, the MG 400 features a high definition White Box Amp Modeling algorithm (TS AC HD) and Core Image post effects, offering a level of sound and playability that has captivated users since the introduction of the MG 300. Notable for its user friendly interface and intuitive tone tweaking capabilities, the MG 400 further enhances its feature set