![Overview / Features | COM-1(USB)H | Serial Communication USB I/O Unit RS-232C 1ch - Micro Converter | CONTEC Overview / Features | COM-1(USB)H | Serial Communication USB I/O Unit RS-232C 1ch - Micro Converter | CONTEC](https://www.contec.com/-/media/contec/product/photo/x1/com-1(usb)h_rgb_96dpi_500x500.jpg)
Overview / Features | COM-1(USB)H | Serial Communication USB I/O Unit RS-232C 1ch - Micro Converter | CONTEC
![How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base](https://media.plugable.com/images/kb/714099/set-com-windows-005-max.png)
How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base
![Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics](https://m.media-amazon.com/images/I/71sTBfmrQqL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
![Amazon.com: StarTech.com USB to Serial Adapter - Optical Isolation - USB Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter Cable (ICUSB2321FIS),Black : Electronics Amazon.com: StarTech.com USB to Serial Adapter - Optical Isolation - USB Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter Cable (ICUSB2321FIS),Black : Electronics](https://m.media-amazon.com/images/I/81LLDzMTzOL._AC_UF894,1000_QL80_.jpg)
Amazon.com: StarTech.com USB to Serial Adapter - Optical Isolation - USB Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter Cable (ICUSB2321FIS),Black : Electronics
![Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics](https://m.media-amazon.com/images/I/71sTBfmrQqL.jpg)
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
![How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base](https://media.plugable.com/images/kb/714099/set-com-windows-004-max.png)
How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base
![Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics](https://m.media-amazon.com/images/I/71W3B0SWvSL._AC_UF894,1000_QL80_.jpg)