![StarTech.com 2 Port PCI RS232 Serial Adapter Card with 16550 UART - Serial Adapter - PCI - RS-232 x 2 - PCI2S550 : Electronics StarTech.com 2 Port PCI RS232 Serial Adapter Card with 16550 UART - Serial Adapter - PCI - RS-232 x 2 - PCI2S550 : Electronics](https://m.media-amazon.com/images/I/81jrl0OntUL._AC_SY450_.jpg)
StarTech.com 2 Port PCI RS232 Serial Adapter Card with 16550 UART - Serial Adapter - PCI - RS-232 x 2 - PCI2S550 : Electronics
![Monoprice PCI Express 2x Dual RS-232 Serial Port and 1x Parallel Port Card, Moschip Chipset - Monoprice.com Monoprice PCI Express 2x Dual RS-232 Serial Port and 1x Parallel Port Card, Moschip Chipset - Monoprice.com](https://images.monoprice.com/productlargeimages/61951.jpg)
Monoprice PCI Express 2x Dual RS-232 Serial Port and 1x Parallel Port Card, Moschip Chipset - Monoprice.com
![Free Shipping 6 serial RS232 Ports PCI card DB9 port to PCI I/O card converter,chipset Moschip MCS9865|rs232 serial port adapter|rs232 routerrs232 female - AliExpress Free Shipping 6 serial RS232 Ports PCI card DB9 port to PCI I/O card converter,chipset Moschip MCS9865|rs232 serial port adapter|rs232 routerrs232 female - AliExpress](https://ae01.alicdn.com/kf/HTB1yjSnKFXXXXb8XVXXq6xXFXXXp/Free-Shipping-6-serial-RS232-Ports-PCI-card-DB9-port-to-PCI-I-O-card-converter.jpg)
Free Shipping 6 serial RS232 Ports PCI card DB9 port to PCI I/O card converter,chipset Moschip MCS9865|rs232 serial port adapter|rs232 routerrs232 female - AliExpress
![StarTech.com PEX2S553 2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Newegg.com StarTech.com PEX2S553 2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Newegg.com](https://c1.neweggimages.com/ProductImage/15-158-254-07.jpg)
StarTech.com PEX2S553 2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Newegg.com
![StarTech.com 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART - PCIe RS232 - PCI-E Serial Card | Ebuyer.com StarTech.com 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART - PCIe RS232 - PCI-E Serial Card | Ebuyer.com](https://img.ebyrcdn.net/34924-239716-800.jpg)
StarTech.com 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART - PCIe RS232 - PCI-E Serial Card | Ebuyer.com
![Shop | StarTech.com 1-port PCI Express RS232 Serial Adapter Card, PCIe RS232 Serial Host Controller Card, PCIe to Serial DB9 COM Port, 16950 UART, Low Profile Expansion Card, Windows/macOS/Linux - Full/Low-Profile (PEX1S953LP) - Shop | StarTech.com 1-port PCI Express RS232 Serial Adapter Card, PCIe RS232 Serial Host Controller Card, PCIe to Serial DB9 COM Port, 16950 UART, Low Profile Expansion Card, Windows/macOS/Linux - Full/Low-Profile (PEX1S953LP) -](https://cdn.cnetcontent.com/b3/a1/b3a17964-7b06-41cc-b83b-65ce7146b128.jpg)
Shop | StarTech.com 1-port PCI Express RS232 Serial Adapter Card, PCIe RS232 Serial Host Controller Card, PCIe to Serial DB9 COM Port, 16950 UART, Low Profile Expansion Card, Windows/macOS/Linux - Full/Low-Profile (PEX1S953LP) -
![StarTech.com 2 Port PCI Low Profile RS232 Serial Adapter Card with 16550 UART, Low Profile 2 Port 16550 Serial PCI Card, Serial adapter, PCI, serial, 2 ports - Walmart.com StarTech.com 2 Port PCI Low Profile RS232 Serial Adapter Card with 16550 UART, Low Profile 2 Port 16550 Serial PCI Card, Serial adapter, PCI, serial, 2 ports - Walmart.com](https://i5.walmartimages.com/asr/855deb76-0a75-4bef-8ecc-b7dd7eace2c8.e222310078e0d7a52d13f5774061b493.jpeg)