Orange Amps Crush 20 2-Channel, 4 Stage High Gain Preamp (20W, Black)Orange Amps Crush 20 2 Channel Preamp takes an uncompromising approach to guitar tone and puts it in a compact and portable package. With footswitchable Clean and Dirty channels the new high gain, four stage preamp design serves up a huge palette of overdriven and distorted sounds, rich in harmonic overtones. The sheer punch achieved through the Crush 20s custom 8 inch Voice of the World speaker is nothing short of staggering, with a commanding