Valid keys can be found here: https://msdn.microsoft.com/en-us/library/system.windows.forms.keys(v=vs.110).aspx
You can configure BodyCam to your likings here.

[Main]

--Manual Toggle Key--
ManualKey=NumPad9

[Customization]

--Time between beeps--
SecondsToSleep=300

--Set the bodycam model name (must include space at the end)--
ModelName=AXON

--Set a custom serial number for the bodycam--
CustomNumber=83060981

--Set a custom model name for the bodycam--
CustomModel=FLEX 2

--Set the scaling for the overlay--
OverlayScale=0.8

--Set a custom date--
CustomDate=true
CustomYear=2022
CustomMonth=08
CustomDay=06

--Should the Body 3 timecode be visible?--
UseBody3Text=false
Body3Timecode=-0900

--Should the plugin work in 3rd person?--
Sound3rdPerson=true
Overlay3rdPerson=true