The 50W Orange Amplifiers Rockerverb 50 RK50HTC tube guitar amp head gives you an all-valve, channel-switching amp head enhanced with a valve FX loop and valve driven reverb. The Orange RK50HTC tube amp is armed with a 2-stage clean channel and a 4-stage dirty sound. The Rockerverb 50 amp's clean channel is one of the smoothest and cleanest ever produced that serves up a unique power valve overdrive when pushed to the max. The Rockerverb 50 amp's Bass and Treble controls interact with each other, offering a wide range of superb tones from a channel with only 3 controls. The Rockerverb 50's Dirty channel is liquid fire. This 4-stage gain machine can produce anything from an articulate clean chime through all the classic rhythm and crunch sounds with original Orange characterall the way up until you reach a gain level that is quite simply outrageous. The quartet of 6V6 output tubes and an exclusive F8 output transformer design gives the Rockerverb 50 tube amp its uncompromising tone. Although more expensive to produce, the resulting sound is so special, that the Orange Rockerverb 50 RK50HTC amp exceeds the specifications of many high-end valve amps.