ACCES I/O’s PCI Express multi-port multi-protocol serial communication cards deliver two (PCIe-COM-2SMDB, PCIe-COM-2SMRJ), high-speed serial communication ports for use in a wide variety of applications. The cards were designed to offer serial compatibility with the PCI Express bus and to be used by system integrators and manufacturers in the design of industrial and commercial systems. Each COM port is capable of supporting data rates up to 3Mbps and implements full modem control signals in RS-232 mode to ensure compatibility with a broad variety of serial devices. Perfect for existing serial peripherals to connect directly to the industry standard pin-out of the DB9M connectors or via a RJ45 connector. The card features a x1 lane PCI Express connector which can be used in any available x1, x2, x4, x8, x12, or x16 PCI Express expansion slot.