PSP Audioware PSP MasterComp (ESD); plugin bundle; stereo dynamics processor suitable for mixing and mastering; wide range of controls dedicated for mastering purposes; advanced side chain filtering, channel linking and compression tilting controls; Mix control allows for parallel compression; optional brick wall output limiter with automatic release time; selectable channel processing: Mid, Side, Left, Right or Stereo; contains PSP MasterComp and PSP MicroComp