![Amazon.com: StarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16550 UART - Low Profile Expansion Card - Windows & Linux (PEX1S553LP) : Electronics Amazon.com: StarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16550 UART - Low Profile Expansion Card - Windows & Linux (PEX1S553LP) : Electronics](https://m.media-amazon.com/images/I/711ShPqFrgL.jpg)
Amazon.com: StarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16550 UART - Low Profile Expansion Card - Windows & Linux (PEX1S553LP) : Electronics
![Amazon.com: PCIe Combo Serial Parallel Expansion Card PCI Express to Printer LPT Port RS232 Com Port Adapter IEEE 1284 Controller Card WCH382 Chip for Desktop PC Windows 10 with Low Bracket : Electronics Amazon.com: PCIe Combo Serial Parallel Expansion Card PCI Express to Printer LPT Port RS232 Com Port Adapter IEEE 1284 Controller Card WCH382 Chip for Desktop PC Windows 10 with Low Bracket : Electronics](https://m.media-amazon.com/images/I/61ngqD-Nv-L.jpg)
Amazon.com: PCIe Combo Serial Parallel Expansion Card PCI Express to Printer LPT Port RS232 Com Port Adapter IEEE 1284 Controller Card WCH382 Chip for Desktop PC Windows 10 with Low Bracket : Electronics
![BOLT 18F2550 SYSTEM SERIAL PORT REMOTE CONTROL RS232 INTERFACE RFID BLUETOOTH APPLICATIONS SERIAL CABLE REMOTE CONTROL PUNTO FLOTANTE S.A BOLT 18F2550 SYSTEM SERIAL PORT REMOTE CONTROL RS232 INTERFACE RFID BLUETOOTH APPLICATIONS SERIAL CABLE REMOTE CONTROL PUNTO FLOTANTE S.A](https://www.puntoflotante.net/BOLT-RS232-INTERFACE-ENGLISH.jpg)
BOLT 18F2550 SYSTEM SERIAL PORT REMOTE CONTROL RS232 INTERFACE RFID BLUETOOTH APPLICATIONS SERIAL CABLE REMOTE CONTROL PUNTO FLOTANTE S.A
![Serial Port Control - Easy to use control intended for simplification serial port communication tasks in your projects. Serial Port Control - Easy to use control intended for simplification serial port communication tasks in your projects.](http://www.serial-port-control.com/img/products/spc/spc-example.gif)