NUGEN ISL 2STISL 2st from NuGen Audio is a true peak limiter designed for use in audio mixing and mastering, and provides the necessary final step when preparing stereo and mono content. Lookahead functionality means the audio is examined before it actually passes through the limiter, helping to ensure that any transient peaks are limited correctly to avoid distortion. The true peak limit can be set directly to help ensure compatibility with loudness normalization