|An inductive load is built into each St. James amp, this allows you to run the valves flat out without having a speaker connected. Plus Cab Rig, our next-generation DSP speaker simulator to capture incredible tones via USB / XLR D.I. out or headphones. The Power Reduction switch allows you to select 50 Watts, 5 Watts or Sag to easily get the perfect balance of power and response for any situation from studio to stage. The head's universal power supply with the matching speaker cabinet's unique Celestion Zephyr lightweight ferrite speakers and candlenut plywood cabinet combine to create the lightest 50 Watt valve amp stack in the world and deliver amazing tones without compromise.