Slate Gates BundleAvailable for download, Slate Digital's Gates Bundle gives you two dynamics processors in one software package, both of which help you eliminate unwanted background noise or mic bleed between drum hits, vocal passages, and more. Use these plug ins in your mixes any time you need to bring silence bleed quickly and intelligently. Gate: Classic is tailored for a variety of instruments, giving you ratio, range, attack, release, and threshold parameters.