Detail overview
   Cisco -(ds-x2-fc10g-lr) 10gbps Fibre Channel Lr X2 Transceiver 
 Networking : 
  Device Type : X2 Transceiver Module - Sc Single Mode 
   Form Factor : Plug-in Module 
   Cabling Type : Fiber Optic 
   Data Transfer Rate : 10.52 Gbps 
   Optical Wave Length : 1310 Nm 
   Data Link Protocol : 10gb Fibre Channel 
   Max Transfer Distance : 6.2 Miles