Behringer MDX4600 Multicom Pro-XL

Interactive Reference-Class 4-Channel Expander/Gate/Compressor/ Peak Limiter with Dynamic Enhancer and Low Contour Filter.
The MULTICOM PRO-XL MDX4600 gives you four channels of first-class dynamic control in a single rack space. With a multitude of new features like the advanced program-adaptive expander gate, extensive metering plus a variety of configuration options, the MULTICOM PRO-XL puts a lot of dynamic processing power in your rack.
IRC characteristic of the expander section The interactive non-linear IRC curve that is best suited to human hearing for virtually inaudible noise suppression
IGC characteristic of the limiter section The two-stage IGC limiter provides reliable and inaudible protection against signal peaks
The MDX1600, MDX2600 and MDX4600 now all feature the revolutionary ATS, IKA, IGC, IRC and IDE circuitry plus a switchable low-contour filter that prevents pumping.