The Forara X2 is a standardized form factor for 10 Gbps fiber optics transponders. It is hot pluggable, used in datacom optical links, primarily 10G Ethernet. The electrical interface to the host board is also standardized and is called XAUI (4 x 3.125 Gbps). Product type includes X2, CWDM X2, DWDM X2, BIDI X2 (WDM X2) and X2 to SFP+ Converter. Digital diagnostics functions are available via an MDIO interface. The transceiver is RoHS-6 compliant and lead-free.