The URS 1970 Compressor is smooth and warm, and the URS 1980 Compressor is snappy and more aggressive. Both feature up to 192k sampling and 64-bit double-precision processing. Each plug-in includes Compressor / Limiter / Side Chain version and a Compressor Only version.
The Classic Console Compressor Bundle costs $449 (includes VST, AU and RTAS versions) or the plug-ins can be purchased individually for $249.99 each. 10 Day demo versions are available, although an iLok is required.