private void TurnOff_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.SetPowerStatus(ip, psk, BraviaPowerStatus.Standby) ? "Turned Off" : "Command Failed");
        }