Store audio in Sql Server 2005 and retrieve it and play it in windows application .net.

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.IO;
namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            SqlConnection con = new SqlConnection("server=.;database=Sample;integrated security=true");
            SqlCommand com = new SqlCommand("insert into tblVoice(fldvoice) values(@voice)", con);
            byte[] stream = File.ReadAllBytes(@"d:\m.wma");
            if (stream.Length > 0)
            {
                com.Parameters.AddWithValue("@voice", stream);
                con.Open();
                int result=com.ExecuteNonQuery();
                if (result > 0)
                    MessageBox.Show("insert done");
                con.Close();
            }

        }

        private void Form1_Load(object sender, EventArgs e)
        {
           
        }

        private void button2_Click(object sender, EventArgs e)
        {
            SqlConnection con = new SqlConnection("server=.;database=Sample;integrated security=true");
            SqlCommand com = new SqlCommand("select * from tblVoice", con);
            con.Open();
            DataTable dt = new DataTable();
            SqlDataReader dr = com.ExecuteReader();
            dt.Load(dr);
            dr.Close();
            con.Close();
            byte[] stream = (byte[])dt.Rows[0][0];
            File.WriteAllBytes("D:\\news.wma", stream);

            axWindowsMediaPlayer1.URL = "D:\\news.wma";
        }
    }
}