svcl.exe /SetDefault "USB Audio Device\Device\Headphones\Render" all
svcl.exe /SetDefault "USB Audio Device\Device\Microphone\Capture" all

svcl.exe /Unmute  "USB Audio Device\Device\Headphones\Render" 
svcl.exe /Unmute  "USB Audio Device\Device\Microphone\Capture"

svcl.exe /SetVolume "USB Audio Device\Device\Headphones\Render" 100
svcl.exe /SetVolume "USB Audio Device\Device\Microphone\Capture" 100


svcl.exe /SetVolume AllAppVolume 100

