# opusenc > Convert WAV or FLAC audio to Opus. > More information: . - Convert WAV to Opus using default options: `opusenc {{path/to/input.wav}} {{path/to/output}}.opus` - Convert stereo audio at the highest quality level: `opusenc --bitrate {{512}} {{path/to/input.wav}} {{path/to/output}}.opus` - Convert 5.1 surround sound audio at the highest quality level: `opusenc --bitrate {{1536}} {{path/to/input.flac}} {{path/to/output}}.opus` - Convert speech audio at the lowest quality level: `opusenc {{path/to/input.wav}} --downmix-mono --bitrate {{6}} {{path/to/out}}.opus`