Getting list of modems or dongle attached to pc

Getting list of modems attached to pc in c#.net windows application

1. Right Click on references click Add reference.
2. Add reference of Assembly  "System.Management"
3. Create new form "frmModems"
4. Add ListView "lstDevicList" to frmModems

Output

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using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; using System.Management; using System.IO.Ports; using System.IO; namespace WindowsFormsApplication1 { public partial class frmModems : Form { public frmModems() { InitializeComponent(); } private void btnGetList_Click(object sender, EventArgs e) { getPorts(); } private void getPorts() { try { ManagementObjectSearcher obj = new ManagementObjectSearcher("root\\CIMV2", "Select * from Win32_POTSModem"); lstDevicList.Items.Clear(); foreach (ManagementBaseObject sp in obj.Get()) { try { if (sp["STATUS"].ToString().Trim().ToLower() == "ok") { ListViewItem itm = new ListViewItem(sp["Caption"].ToString()); itm.SubItems.Add(sp["STATUS"].ToString()); itm.SubItems.Add(sp["DESCRIPTION"].ToString()); itm.SubItems.Add(sp["MaxBaudRateToSerialPort"].ToString()); itm.SubItems.Add(sp["AttachedTo"].ToString()); lstDevicList.Items.Add(itm); } } catch { } } } catch { } } } }