![Amazon.com: StarTech.com 2 Port PCI RS232 Serial Adapter Card with 16550 UART - Serial Adapter - PCI - RS-232 x 2 - PCI2S550 : Electronics Amazon.com: 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.jpg)
Amazon.com: StarTech.com 2 Port PCI RS232 Serial Adapter Card with 16550 UART - Serial Adapter - PCI - RS-232 x 2 - PCI2S550 : Electronics
![StarTech.com PCIe Card with Serial and Parallel Port, PCI Express Combo Adapter Card with 1x DB25 Parallel Port & 1x RS232 DB9 Serial Port, Expansion/Controller Card, PCIe Printer Card - Full/Standard Profile ( StarTech.com PCIe Card with Serial and Parallel Port, PCI Express Combo Adapter Card with 1x DB25 Parallel Port & 1x RS232 DB9 Serial Port, Expansion/Controller Card, PCIe Printer Card - Full/Standard Profile (](https://d3bqwgyjdqpe80.cloudfront.net/prod/8897581809694.jpg)
StarTech.com PCIe Card with Serial and Parallel Port, PCI Express Combo Adapter Card with 1x DB25 Parallel Port & 1x RS232 DB9 Serial Port, Expansion/Controller Card, PCIe Printer Card - Full/Standard Profile (
![Startech .com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, COM Retention, Windows & Linu... 21050-PC-SERIAL-CARD - Corporate Armor Startech .com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, COM Retention, Windows & Linu... 21050-PC-SERIAL-CARD - Corporate Armor](https://www.corporatearmor.com/wp-content/uploads/2022/10/21050-PC-SERIAL-CARD_1073397192_1cUjdxnsmz.jpg)
Startech .com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, COM Retention, Windows & Linu... 21050-PC-SERIAL-CARD - Corporate Armor
![Amazon.com: StarTech.com 2 Port PCI RS232 Serial Adapter Card with 16550 UART - Serial Adapter - PCI - RS-232 x 2 - PCI2S550 : Electronics Amazon.com: 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/81mE3G3FmbL.jpg)
Amazon.com: 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 Low Profile Native RS232 PCI Express Serial Card with 16550 UART - PCIe RS232 - PCI-E Serial Card (PEX2S553LP) - serial adapter - PCIe - RS-232 x 2 StarTech.com 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART - PCIe RS232 - PCI-E Serial Card (PEX2S553LP) - serial adapter - PCIe - RS-232 x 2](https://cdn.cs.1worldsync.com/5f/c2/5fc26074-9533-4dd4-b9a8-30d061986521.jpg)
StarTech.com 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART - PCIe RS232 - PCI-E Serial Card (PEX2S553LP) - serial adapter - PCIe - RS-232 x 2
![StarTech.com 16 Port PCI Express Serial Card - High-Speed PCIe Serial Card - expansion module - PCIe 1.1 - RS-232 x 2 StarTech.com 16 Port PCI Express Serial Card - High-Speed PCIe Serial Card - expansion module - PCIe 1.1 - RS-232 x 2](https://cdn.cs.1worldsync.com/94/fa/94fa3e3d-d2fb-4435-b9e3-2473138589f8.jpg)
StarTech.com 16 Port PCI Express Serial Card - High-Speed PCIe Serial Card - expansion module - PCIe 1.1 - RS-232 x 2
![PCIe Serial Expansion Card PCI Express 1.0 x1 to 2 Port Industrial DB9 COM RS232 Converter Adapter Controller for Desktop PC w - AliExpress PCIe Serial Expansion Card PCI Express 1.0 x1 to 2 Port Industrial DB9 COM RS232 Converter Adapter Controller for Desktop PC w - AliExpress](https://ae01.alicdn.com/kf/HTB1dNe2DHSYBuNjSspiq6xNzpXaY.jpg_640x640Q90.jpg_.webp)