Brainboxes-PX-246-1-Port-RS232-PCI-Express-Serial-Card-Brainboxes-PX-246-p-This-PCI-Express-card-has-a-standard-profile-and-provides-an-RS232-serial-port-wherever-installed-supporting-both-32-bit-and-64-bit-operating-systems-including-Windows-2000-XP-Server-2003-Vista-Server-2008-Windows-7-and-Windows-8-br-br-With-data-transfer-rates-up-to-921-600-baud-and-the-128-byte-deep-transmit-and-receive-FIFOS-this-board-delivers-excellent-performance-wherever-used-p-Brainboxes-PX-2