Boost bass or treble frequencies, cut bass or treble frequencies, convert to lossless audio formats FLAC, Wav or Mp3. Key features * Strengthen (boost) or weaken (cut) the energy of specific frequency bands * Boost bass or treble * Cut bass or treble * Boost volume * Build in presets EQ * Convert to lossless audio formats FLAC, Wav or Mp3(lossy) * Batch converting * Drag and drop * Supported input file types: mp3 flac wav ogg wma ape wv aac m4a aiff