Sony ILCE-7 How To Use Manual page 104

1. MENU →
Menu item details
On:
Reduces wind noise.
Off (default setting):
Does not reduce wind noise.
Note
Setting this item to [On] where wind is not blowing sufficiently hard may cause normal sound
to be recorded with too low volume.
When an external microphone (sold separately) is used, [Wind Noise Reduct.] does not
function.
[104] Using shooting functions > Recording movies
Auto Slow Shut. (movie)
Set whether or not to adjust the shutter speed automatically when recording movies if the
subject is dark.
1. MENU →
Menu item details
On (default setting):
Uses [Auto Slow Shutter]. The shutter speed automatically slows. You can reduce noise in the
movie by using a slow shutter speed when recording in dark locations.
Off:
Does not use [
selected, but you can record movies with smoother motion and less object blur.
Note
[ Auto Slow Shut.] does not function in the following situations:
When [Movie] in shooting mode is set to [Shutter Priority] or [Manual Exposure].
When [ISO] is set to other than [ISO AUTO].
(Camera Settings) → [Wind Noise Reduct.] → desired setting.
(Camera Settings) → [
Auto Slow Shut.]. The recorded movie will be darker than when [On] is
Auto Slow Shut.] → desired setting.