StarTech.com 4-port PCI Express RS232 Serial Adapter Card, PCIe RS232 Serial Host Controller Card, PCIe to Serial DB9, 16950 UART, Low Profile Desktop Expansion Card, Windows, macOS, Linux - Full/Low-Profile (PEX4S953LP) - Seriel adapter - PCIe lavprofil - RS-232 x 4

• Add RS232 DB9 capabilities without purchasing a new server or computer
• PCI Express 1.1 compliant, ensuring wide compatibility
• Maximize case form factor integration with a low-profile or full profile brackets

This PCI Express RS232 serial adapter card lets you add four RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot. The 4 port PCIe serial card enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 921.6Kbps.