STARTECH.COM 2-PORT SERIAL PCIE CARD FOR RS232/RS422/RS485, 16C1050 UART, ESD PROTECTION,

A versatile 2-port Serial PCIe card that adds RS232/RS422/RS485 serial ports to your PC with Level-4 ESD Protection including 15KV air-gap and contact discharge protectors. The two DB9 ports can be independently configured to support RS-232, RS-422, and 2/4-wire RS-485 standards.

2-port PCI Express 2.0 x1 serial card Two 9-pin D-Sub (DB9) ports Asix AX99100 chipset 16C450/16C550/16C650/16C750/16C950 UART compatible Max baud rate: 921.6 Kbps per port 256 byte FIFO per port Independent RS-232/RS-422/RS-485 mode selection via DIP switches LED indicators for TX/RX monitoring Configurable power: 12V, 5V, or no power (RI) @ 1.5A per port Standard and low-profile brackets included TAA-compliant RoHS compliant Supports Windows 7, 8, 8.1, 10, 11 and Linux 2.6.13+ COM port retention Parity modes: Odd/Even/Mark/Space/None Data bits: 5/6/7/8/9