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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Daemon: error: unrecognized arguments: --list-audio-devices","articleBody":"When checking with `sendspin daemon --help` it says that `Use --list-audio-devices to see available devices`, but it does not work. See below.\n\n```\nroot@raspberry-hifi:~# sendspin --version\nsendspin 5.9.0\nroot@raspberry-hifi:~#\nroot@raspberry-hifi:~#\nroot@raspberry-hifi:~# /usr/local/bin/sendspin daemon --help\nusage: sendspin daemon [-h] [--url URL] [--port LISTEN_PORT] [--name NAME] [--id ID] [--log-level {DEBUG,INFO,WARNING,ERROR,CRITICAL}] [--static-delay-ms STATIC_DELAY_MS] [--audio-device AUDIO_DEVICE] [--audio-format AUDIO_FORMAT]\n                       [--settings-dir SETTINGS_DIR] [--disable-mpris] [--hardware-volume {true,false}] [--hook-start HOOK_START] [--hook-set-volume HOOK_SET_VOLUME] [--hook-stop HOOK_STOP]\n\nRun as a headless audio player. By default, listens for incoming server connections and advertises via mDNS (_sendspin._tcp.local.). Use --url to connect to a specific server instead.\n\noptions:\n  -h, --help            show this help message and exit\n  --url URL             WebSocket URL of the Sendspin server to connect to. If omitted, listen for incoming server connections via mDNS.\n  --port LISTEN_PORT    Port to listen on for incoming server connections (default: 8928)\n  --name NAME           Friendly name for this client (defaults to hostname)\n  --id ID               Unique identifier for this client (defaults to sendspin-cli-\u003chostname>)\n  --log-level {DEBUG,INFO,WARNING,ERROR,CRITICAL}\n                        Logging level to use (default: INFO)\n  --static-delay-ms STATIC_DELAY_MS\n                        Extra playback delay in milliseconds applied after clock sync\n  --audio-device AUDIO_DEVICE\n                        Audio output device by index (e.g., 0, 1, 2) or name prefix (e.g., 'MacBook'). Use --list-audio-devices to see available devices.\n  --audio-format AUDIO_FORMAT\n                        Preferred audio format as codec:sample_rate:bit_depth:channels (e.g., flac:48000:24:2). Verified against the audio device on startup.\n  --settings-dir SETTINGS_DIR\n                        Directory to store settings (default: ~/.config/sendspin)\n  --disable-mpris       Disable MPRIS integration\n  --hardware-volume {true,false}\n                        Enable or disable hardware/system volume control (daemon: on, TUI: off)\n  --hook-start HOOK_START\n                        Command to run when audio stream starts (receives SENDSPIN_* env vars)\n  --hook-set-volume HOOK_SET_VOLUME\n                        Script to run for external volume control (receives effective volume 0-100)\n  --hook-stop HOOK_STOP\n                        Command to run when audio stream stops (receives SENDSPIN_* env vars)\nroot@raspberry-hifi:~#\nroot@raspberry-hifi:~#\nroot@raspberry-hifi:~# /usr/local/bin/sendspin daemon --list-audio-devices\nusage: sendspin [-h] [--version] {player,serve,daemon} ...\nsendspin: error: unrecognized arguments: --list-audio-devices\n```","author":{"url":"https://github.com/mr-manuel","@type":"Person","name":"mr-manuel"},"datePublished":"2026-04-04T14:18:11Z","url":"https://github.com/Sendspin/sendspin-python-cli/issues/207"}