Canon EOS 100D Basic Instruction Manual page 327

In Basic Zone modes, he set ings available for [Sound recording] will
be [On/Off]. If [On] is set, the sound-recording level will be adjusted
automatically (same as with [Auto]). However, the wind filter function will
not take effect.
The sound volume balance between L (left) and R (right) cannot be
adjusted.
Both L and R record audio at a 48 kHz/16-bit sampling rate.
Video snapshots
You can shoot video snapshots. For details, see page 197.
3 Menu Function Settings
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