Tx-1310/rx-1490 nm single-mode bi-directional Sfp simplex connector 155 mbps sonet oc-3/sdh stm-1/125 mbps fast ethernet Features: Compliant with sonet/sdh standard Compliant with fast ethernet standard Industry standard small form pluggable (sfp) Package: Simplex lc connector Differential lvpecl inputs and outputs Single power supply 3.3v Ttl signal detect indicator Hot pluggable Class 1 laser product complies with en 60825-1