Force.txt

 function Out-Loud(){

    Param(
        #Message
        [Parameter(Mandatory=$true, ValueFromPipeline=$true, Position=0)]
        [ValidateNotNull()]
        [String[]]$Text,

        #Voice
        [ValidateSet('David', 'Zira', 'Hazel')]
        [String]$Voice = 'Zira',

        #Volume
        [ValidateRange(0,100)]
        [int]$Volume=100,

        #Rate
        [ValidateRange(-10,10)]
        [int]$Rate=-1
        )

    Begin{
        #add Text type and create Text object
        Add-Type -AssemblyName System.Speech
        $SpeechSynth = New-Object System.Speech.Synthesis.SpeechSynthesizer
        #adjust voice settings
        $SpeechSynth.SelectVoice("Microsoft $voice Desktop")
        $SpeechSynth.volume=$Volume
        $SpeechSynth.Rate=$Rate

        }

    Process{
        # Say it loud...
        $SpeechSynth.Speak($Text) | Out-Null
        }

    End{}
}
#create alias for cmdlet
set-alias Say Out-Loud

function Play-ImperialMarch(){
[console]::beep(440,500) 
[console]::beep(440,500) 
[console]::beep(440,500) 
[console]::beep(349,350) 
[console]::beep(523,150) 
[console]::beep(440,500) 
[console]::beep(349,350) 
[console]::beep(523,150) 
[console]::beep(440,1000) 
[console]::beep(659,500) 
[console]::beep(659,500) 
[console]::beep(659,500) 
[console]::beep(698,350) 
[console]::beep(523,150) 
[console]::beep(415,500) 
[console]::beep(349,350) 
[console]::beep(523,150) 
[console]::beep(440,1000)
}
set-alias ImperialMarch Play-ImperialMarch

　
##

Say 'Luke... I am your Shell Father!' -voice David -Rate -4 -volume 100
ImperialMarch