Before:
```
# sysctl hw.usb.uaudio.default_rate=44100
[...]
uaudio0: Play[0]: 44100 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Play[0]: 96000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Play[0]: 88200 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Play[0]: 48000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Play[0]: 44100 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 44100 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 96000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 88200 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 48000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 44100 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
```
After:
```
# sysctl hw.usb.uaudio.default_rate=44100
[...]
uaudio0: Play[0]: 44100 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Play[0]: 96000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Play[0]: 88200 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Play[0]: 48000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 44100 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 96000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 88200 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
uaudio0: Record[0]: 48000 Hz, 2 ch, 32-bit S-LE PCM format, 2x2ms buffer.
```