| Cts | Sets or retrieves the value of the CTS (Clear-To-Send) signal. |
| Dcd | The Dcd property sets or retrieves the value of the DCD (Data-Carrier-Detect) signal. |
| Dsr | The Dsr property sets or retrieves the value of the DSR (Data-Set-Ready) signal. |
| Ring | The Ring property sets or retrieves the ring signal state. |
| EmulateBaudrate | The EmulateBaudrate property enables or disables baud rate emulation. |
| InQUsedBytes | The InQUsedBytes property returns the number of bytes in the input buffer. |
| Break | The Break property sets or retrieves the break signal state. |
| Parity | The Parity property sets or retrieves the parity error state. |
| Overrun | The Overrun propery sets or retrieves the overrun error state. |
| Framing | The Framing property sets or retrieves the framing error state. |
| IsOpened | The IsOpened property indicates if virtual serial port is opened by application. |
| BaudRate | The BaudRate property returns the value of the baud rate. |