The TN-SFP-XXX Small Form Factor Pluggable (SFP) transceivers are designed for bi-directional serial optical data communications such as Gigabit Ethernet or Fiber Channel and speeds up to 2.5Gbps. The device is designed for use in Switches and routers compatible with Small Form Factor Pluggable Multi-Sourcing Agreement (MSA). Applications: - Gigabit Ethernet Switches and Routers - Fiber Channel Switch Infrastructure - XDSL Applications - Metro Edge Switching - Hot-Pluggable SFP Footprint LC Optical Transceiver - Digital Diagnostic Function - Class 1 Laser International Safety Standard IEC-60825 Compliant - Compatible with Small Form Factor Pluggable Mult-Sourcing Agreement (MSA) TN-SFP-OC3x SFP modules: Compliant with 100BASE-FX Compliant with Intermediate-Reach SONET OC-3 / SDH STM-1 (S-1.1)