The HT Stage 100 uses a quartet of selected EL34 power tubes, pumping out 100 Watts of amazing tonal versatility. The three channel / six mode design is augmented by Master Volume, Resonance, and Presence controls. Adding an optional 1-way footswitch allows switching the OD2 voice, providing an effective solo boost. The Infinite Shape Feature (ISF) works with the OD Channel's 3-band EQ to provide infinite tone-shaping control. The Clean channel features a 2-band EQ. This powerhouse head is fully equipped a digital Reverb offering Dark/Bright voicing; an effects loop with level switch; emulated speaker output; plus a 4-way footswitch.