Behringer INTELLIGATE XR2000, Interactive Class-A Expander / Gate / Ducker

Ultra-fast gate (< 3 µs) employing the UTR (Ultra Transient Response) circuitry
Class-A VCAs allow 100 dB of maximum attenuation
Integrated high-pass and low-pass filters for frequency-selective gating

 External Side chain input with "key listen" function
Fully adjustable Ratio control in expander mode
Fully adjustable attenuation control in gate mode
Independent Hold / Release controls for any envelope shaping
High-quality components and exceptionally rugged construction ensure long life
Designed and engineered in Germany