WA6-SE (2nd gen) is the dual chassis big brother of WA6 (2nd gen). It is also an all-tube design with point-to-point wiring, Class-A, transformer-coupled, single-ended triode (SET) headphone amplifier. WA6-SE (2nd gen) features an independent power supply unit which greatly improves its sonic performance. It can drive most dynamic driver and planar magnetic headphones ranging from 8–600 Ohms to their full potential; delivering a rich tube sound with speed and dynamics typically not found in an amplifier of this size. Whether you have one headphone or ten, WA6-SE (2nd gen) would maximize the listening enjoyment.