Comtrol 30020-5 Serial interface cards/adapter

RocketPort INFINITY 4- or 8-Port Card This RocketPort INFINITY card delivers up to 8-ports of additional in-server serial connectivity via a four or eight-port external interface that is purchased separately. Data communication of 460Kbps is connected through RS-232/422/485 software-selectable ports. The serial adapter card is a low profile design suitable for use in both standard servers and 2U rackmount servers. Product is fully compatible with systems that have 32 or 64 bit 3.3 or 5 volt PCI and PCI-X expansion slots. The INFINITY design utilizes the Comtrol Unity ASIC technology that takes full advantage of the 66 MHz BUS speed available on PCI-X servers.