Effects Processor Pro - Version 1.5 A real-time audio effects processor for Windows 95. EPP offers a flexible palette of high-quality effects (phaser, flanger, chorus and delay) to enhance any audio material. EPP offers no noise due to processing; all processing procedures and links between effects sections are made with 64-bit accuracy to ensure a truly clean sound. Other features include a fully user-controllable effects patch and the ability to use four effects simultaneously.