using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Media;

namespace WindowsApplication1

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void Form1_Load(object sender, EventArgs e)

        {

            SoundPlayer player = new SoundPlayer();

            string path = "C:\\windows\\media\\start.wav"; // Çalmasını istediğiniz ses dosyasının yolu

            player.SoundLocation = path;

            player.Play();

        }

    }

}