8 Available Four Channel Compressor ¥ Switchable IKA (Interactive Knee Adaptation) program-adaptive compression circuitry combines the advantages of hard-knee and soft-knee characteristics¥ IRC (Interactive Ratio Control) expander/gate circuitry for virtually inaudible noise suppression¥ Switchable dynamic Enhancer for brilliant, lively audio even with heavy compression¥ IGC (Interactive Gain Control) peak limiting circuitry combines clipper and program limiter for reliable and inaudible protection against signal peaks¥ Switchable Low contour filter prevents "pumping" due to low-frequency dominated compression¥ Stereo couple function selectable for channels 1/2 and 3/4¥ Separate 8-segment LED meters for input/output levels and gain reduction¥ Selectable operating level (+4 dBu/-10 dBV)¥ Servo-balanced inputs and outputs with " TRS and gold-plated XLR connectors¥ High-quality components and exceptionally rugged construction ensure long life