<# .SYNOPSIS Sets the volume .DESCRIPTION This PowerShell script sets the audio volume in percent. .PARAMETER volume Specifies the percent number .EXAMPLE PS> ./set-volume 50 .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #> Param([Parameter(Mandatory=$true)] [ValidateRange(0,100)] [Int] $Volume) try { # Create the Windows Shell object. $obj = New-Object -ComObject WScript.Shell # First, set volume to zero. 1..50 | ForEach-Object { $obj.SendKeys( [char] 174 ) } # Calculate number of (volume up) key presses $keyPresses = [Math]::Ceiling( $Volume / 2 ) # Raise volume to specified level. for( $i = 0; $i -lt $keyPresses; $i++ ) { $obj.SendKeys( [char] 175 ) } & "$PSScriptRoot/speak-english.ps1" "$($Volume)% volume." exit 0 # success } catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 }