private void TurnVolumeDownOne_Click(object sender, RoutedEventArgs e)
        {
            string ip  = IpTextbox.Text;
            string psk = PskTextBox.Text;

            if (string.IsNullOrWhiteSpace(ip) || string.IsNullOrWhiteSpace(psk))
            {
                MessageBox.Show("Must enter an IP and/or PSK");
                return;
            }
            UpdateOutputText(BraviaCommands.ChangeVolume(ip, psk, -1) ? "Volume changed down 1" : "Command Failed");
        }