Heritage Audio TUBESESSOR Optical Tube CompressorKey Features Optical Compression Detection All Tube Based Amplification Stage Transformer Balanced Input & Output Tube Saturation Section Large Friendly Interface Extensive Attack & Release Control 5 Built In Sidechain Filtering Options Huge Informative VU Meter Built Like a Tank Seasoned engineers and producers looking to record critical signals, where it is essential to retain all the individual character and emotion while offering a natural,