Now here's something you don't see every day. The ART Pro-VLA II is a pro-quality, 2-channel, tube-based opto-compressor/leveling amp that, get this, anyone can afford. Seriously, don't let the price fool you, the Pro-VLA II is every bit as cool as it sounds. This top-notch triumph of tube technology combines a simple analog signal path with high-quality tube and vactrol opto-compression leveling circuitry to give you transparent dynamic control with truly musical results. Whether you need a special extra something in your studio or live, the Pro-VLA II is there for you!