Manley Massive Passive Stereo masteringversion, 2 channel EQ, 4 Bands per channel, All-Passive tone sculpting circuitry, Unique Shelf curves use the "bandwidth" control, Overlapping and Interleaved Frequency choices,...
Manley Variable MU Mastering Version, Stereo Compressor/Limiter, MANLEY input & output transformers with nickel laminations in mu-metal cases with flat frequency response from 20Hz-25KHz, BALANCED INPUTS & OUTPUTS...