Panasonic Lumix DMC-G7 body - Manual (Page 380)

13. Others
380
[Special Mic.]
Sets the sound recording method when a stereo
shotgun microphone (optional) is connected.
P362
[Mic Level Limiter] Adjusts the sound input level automatically. P256
[Wind Noise Canceller]
This will reduce the wind noise coming into the built-in
microphone while maintaining sound quality.
P256
[Wind Cut]
Effectively reduces the wind noise when recording sound
with an external microphone.
P256
[Lens Noise Cut]
You can reduce the zoom sound of an interchangeable
lens compatible with power zoom that is produced during
motion picture recording.
P256