Spitfire Audio AIR Studios Reverb Essentials (ESD); convolution reverb plugin; streamlined convolution reverb with 67,000 IRs from AIR Studios' Lyndhurst Hall; lightweight, affordable version of flagship AIR Studios Reverb; proprietary virtual positioning technology for realistic spatial placement; hall configuration variations: hall layout, canopy height, canopy material, gallery dampening; reverb controls: pre-delay, early strech, tail stretch; no reduction in sound quality from full version; preset-determined mic positions & treatment (fewer manual controls); preset browser with search and tags; 64 curated presets for real-world mix scenarios and instruments;