The MR Suite ($499) for Mac OS Universal Binary (AU/RTAS/VST/MAS) and Windows (RTAS/VST/DX) consists of five plug-ins for restoring tape, vinyl, and acoustic recordings: Master Restoration, MR Hum, MR Click, MR Noise, and MR Gate. The Hum, Click, Noise, and Gate plug-ins are also available individually.