diff --git a/sdrgui/audio.md b/sdrgui/audio.md
index 7b778fd6a..715babe1c 100644
--- a/sdrgui/audio.md
+++ b/sdrgui/audio.md
@@ -49,12 +49,12 @@ This is the device sample rate in samples per second (S/s).
By pushing this button the values are reset to the defaults (see 1.1 for actual default values)
-
1.7 UDP copy channel mode
+1.7 UDP copy or recording channel mode
- - `Left`: UDP stream is mono (1 channel) and the left audio channel is copied
- - `Right`: UDP stream is mono (1 channel) and the right audio channel is copied
- - `Mixed`: UDP stream is mono (1 channel) and the mix of left and right audio channels is copied
- - `Stereo`: UDP stream is stereo (2 channels) and audio channels are copied to their respective targets
+ - `Left`: stream is mono (1 channel) and the left audio channel is used
+ - `Right`: stream is mono (1 channel) and the right audio channel is used
+ - `Mixed`: stream is mono (1 channel) and the mix of left and right audio channels is used
+ - `Stereo`: stream is stereo (2 channels) and both audio channels are used
1.8 Decimation factor
@@ -148,6 +148,8 @@ a=fmtp:96 cbr=1
Use this button to toggle audio recording. Start or stop recording becomes effective only when the dialog is closed with the "OK" button.
+Format is always 16 bit little-endian and can be mono (1 channel) or stereo (2 channels) depending on the selected channel mode (1.7)
+
1.16 Select recording output file
Click on the open file icon to open a file selection dialog that lets you specify the location and name of the output files.