Play notification sound from powershell script

tada.ps1

Add-Type @"
    using System;
    using System.Runtime.InteropServices;
    public class SoundPlayer {
        [DllImport("winmm.dll")]
        public static extern bool PlaySound(string pszSound, IntPtr hmod, uint fdwSound);
    }
"@

# You can change the path to any wav file you want to play
[void][SoundPlayer]::PlaySound("C:\Windows\Media\tada.wav", [System.IntPtr]::Zero, 0x20000)

tada.sh

#!/bin/bash

# Call the "tada.ps1" powershell script from WSL's shell

powershell.exe -ExecutionPolicy Bypass -File tada.ps1