The mbs PCIe-1553-XX provides a Concurrent Multi-Application PCI Expressâ„¢ interface to a single or double node, Dual Redundant MIL.STD.1553 Bus Terminals operating in either, Bus Controller, Remote Terminal or Bus Monitoring Modes. The card is compliant with PCI Expressâ„¢ Base Specification Revision 1.1, and provides simultaneous bi-directional data transfer at 2.5GHz signal rate with a X1 link width.