Marian MWX2 2 BNC Dual-MIDI/Wordclock I/O Extender for PCIe CardsThe marian DIGITAL AUDIO ELECTRONICS MWX2 2 BNC Extender is compatible with all PCIe cards of the Seraph and Clara Series which do not have a BNC Wordclock I O. The extender features a BNC Wordclock input connector for seamless synchronization with external clock signals and a BNC Wordclock output connector to send the card's ultraprecise, internal marian clock as a synchronization source for larger systems. The MWX2 2 BNC features a DB9 connector