Fits any Intellinet Gigabit Ethernet switch with SFP module slots, or any MSA or Cisco compliant SFP port Must be used with Gigabit Fiber WDM Bi-Directional SFP Optical Transceiver Module, Intellinet model 507509 or Cisco model GLC-BX-U Data transfer rate: 1000 Mbps One 1000Base-LX single-mode Fiber LC port Fiber distance support: up to 10 km (6.2 mi.) WDM (wavelength division multiplexing) technology utilizes only one strand of fiber to transmit data on separate receive and transmit wavelengths Wavelengths: receive (RX), 1310 nm; transmit (TX), 1550 nm Compliant with the SFP Multi-Source Agreement (MSA) Equivalent to the Cisco GLC-BX-D transceiver SFP standard form factor Supports digital diagnostics monitoring (DDM) Low EMI due to fully metallic housing Supports hot-plugging Fully NDAA-compliant