StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe Serial DB9 Controller - Low Profile

This RS232 Serial Adapter Card lets you add two RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot. It enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 921.4Kbps. Maximum Compatibility| With broad OS support, including for Windows and Linux, this PCI Express card is easy to integrate into mixed environments. The card comes pre-configured with a low-profile bracket, and includes an optional full-profile bracket, so installation is easy regardless of the case form factor. Experience Optimal Technology| This PCIe to serial adapter supports the following features: Compatible with industry standard 16950 UART, Supports max baud rate of up-to 921.4Kbps, Provides 5/12V power output on Pin 9 when external power is connected, 256-byte depth FIFO per transmitter and receiver, Supports 9, 8, 7, 6, 5 data bits, Asix AX99100 chipset, PCI Express 1.1 compliant, PEX2S953LP is backed by a StarTech.com lifetime warranty and free lifetime technical support.