Rocktron Xpression Multieffektpreamp 19"for guitar and bass, highly passport filter for bass, up to 10 effects at the same time, mehrstimmiger Chorus and Delay, Flanger, Phaser, Rotary, Tremolo, Reverb, multi pitch Shifting, Compressor, TAP Delay, parametric 4 volume EQ, Direct Recording Out, Hush noise filter, Speakersimulation, Speakermodelling, dynamic Tubemodelling