We offer 100Base 1310nm 20kmTransceiver Compatible H3CPRODUCT FEATURESUp to 155 Mb/s bi-directional data linksHot-pluggable SFP footprint                            Built-in digital diagnostic functions                                     Uncooled Fabry-Perot 1310nm laser transmitter  Duplex LC connectorRoHS compliant and lead-freeMetal enclosure, for lower EMI APPLICATIONSSONET OC-3 IR-1 / SDH STM S-1.1SONET OC-3 SR / SDH STM I-1Suitable for Fast Ethernet  Yagooe YAS- 3103 - 1L2 Small Form Factor Pluggable (SFP) transceivers are compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA)1. They comply with SONET and SDH standards2 at OC-3 IR-1/STM S-1.1 and OC-3 SR/STM I-1, and are suitable for Fast Ethernet applications. Digital diagnostics functions are available via the 2-wire serial bus specified in the SFP MSA. They are RoHS compliant and lead-free per Directive 2002/95/EC3.