DAFX Studio is an audio processing studio for winamp and other soft-wares which support winamp DSP plugin. So far, it includes five main classes of audio processing modules: 1) “Audio Restoration�, which has three parts, “De-Click�, “De-Hiss� and “De-Noise�, 2) “Graphic Equalizer (GEQ)�, which consists of many professional multi-bands Graphic Equalizers, 3) “Spatial Audio�, which consists of De-Vocal (Karaoke effect), Model-Reverberation and Virtual 3D, 4) “Tempo / Pitch modification�, which consists of Tempo Scaler, Pitch Scaler and Resampler, 5) “Distortion effects�, which consists of Vibrato and Whisper.