WindowsUSBDeviceInfo

usage

    static List<USBDeviceInfo> GetUSBDevices()
    {
        List<USBDeviceInfo> devices = new List<USBDeviceInfo>();

        System.Management.ManagementObjectCollection collection;
        using (var searcher = new System.Management.ManagementObjectSearcher(@"Select * From Win32_USBHub"))
            collection = searcher.Get();

        foreach (var device in collection)
        {
            devices.Add(new USBDeviceInfo(
                (string)device.GetPropertyValue("DeviceID"),
                (string)device.GetPropertyValue("PNPDeviceID"),
                (string)device.GetPropertyValue("Description")
            ));
        }

        collection.Dispose();
        return devices;
    }