HP X124 1G SFP RJ45 Transceiver

Overview:

HP X124 is a small form-factor pluggable SFP Gigabit LH40 transceiver that provides a full duplex Gigabit solution up to 40km.
  
Product Model: JD495A
Interface: SFP
Application/Usage: Networking Transceiver 
Expansion/Connectivity Slots: 1 x 100Base-T
Data Transfer Rate: 1 Gbps 
Form Factor: Plug-In Module