BlackDiamond 10808 Switch
The BlackDiamond 10808 Switch transceiver supports a link length of up to 10 kilometers on standard 1310 nm single-mode fiber (SMF). The XENPAK pluggable interface is an industry standard or Multisource Agreement (MSA) for pluggable 10 Gigabit Ethernet Optics. The BlackDiamond 10808 Switch 10GBASE-LR transceiver is most commonly deployed in inter-building single mode connections.
Full specifications (PDF)
Manufacturer part number: 10111