ATOP’s APS31123xDL2 Small Form Factor Pluggable (SFP) transceivers are compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA). The SFP transceivers are high-performance, cost-effective modules supporting dual data-rate of 1.25Gbps/1.063Gbpsand 2km transmission distance with SMF. They are RoHS compliant and lead-free.