![Amazon.com: StarTech.com 2-Port PCI RS232 Serial Adapter Card - PCI Serial Port Expansion Controller Card - PCI to Dual Serial DB9 Card - Standard (Installed) & Low Profile Brackets - Windows/Linux (PCI2S5502) : Amazon.com: StarTech.com 2-Port PCI RS232 Serial Adapter Card - PCI Serial Port Expansion Controller Card - PCI to Dual Serial DB9 Card - Standard (Installed) & Low Profile Brackets - Windows/Linux (PCI2S5502) :](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71HycRT0OlL._AC_UF894,1000_QL80_.jpg)
Amazon.com: StarTech.com 2-Port PCI RS232 Serial Adapter Card - PCI Serial Port Expansion Controller Card - PCI to Dual Serial DB9 Card - Standard (Installed) & Low Profile Brackets - Windows/Linux (PCI2S5502) :
![Serial Card - 2-Port PCIe - 16C1050 UART - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Serial Card - 2-Port PCIe - 16C1050 UART - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com](https://media.startech.com/cms/products/gallery_large/pex2s1050.main.jpg)
Serial Card - 2-Port PCIe - 16C1050 UART - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
![1 Port PCIe RS232 Serial Adapter Card - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com 1 Port PCIe RS232 Serial Adapter Card - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com](https://media.startech.com/cms/products/gallery_large/pex1s553.main.jpg)
1 Port PCIe RS232 Serial Adapter Card - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
![2S1P PCI Serial Parallel Combo Card - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe 2S1P PCI Serial Parallel Combo Card - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe](https://media.startech.com/cms/products/gallery_large/pci2s1p.main.jpg)