Singing with detailed high-gain, the PRS Mark Tremonti MT15 15/7-watt tube amp with play with crystal cleans and flexibility required by Tremonti in his work for Tremonti and Alder Bridge. Ranging from a roaring 15 watt to a more manageable 7 watt channel. These 2 channels offer a wide range of tones to choose from. Built with an effects loop to expand this beast’s tonal options.