1 ft USB to RS232 Serial DB9 Adapter Cable with COM Retention – USB to DB9 – USB to Serial Port Adapter

1 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART

1 Port Metal Industrial USB to RS422/RS485 Serial Adapter w/ Isolation

2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART – PCIe RS232 – PCI-E Serial Card

STARTECH.COM SERIAL ADAPTER CARD – PCI – SERIAL – 2 PORTS

2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART

2-Port PCI Express Serial Card with 16C1050 UART – RS232 – PCIe serial card with Dual Channel 16C1050 UART – PCIe RS232 Serial Card – 2 Port PCIe RS232 Serial Adapter Card

2 Port PCI Express SATA 6 Gbps eSATA Controller Card – Dual Port PCIe SATA III Card – 2 Int/2 Ext – SATA III 6Gbps PCI-e Card

4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART

4 Port RS232 PCI Express Serial Card w/ Breakout Cable

4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART

2 PORT RS232 SERIAL ADAPTER CARD WITH 16950 UART – PCI EXPRESS SERIAL PORT CARD – 921.4KBPS – WINDOWS LINUX COMPATIBLE