100GBASE CWDM4 IR4 QSFP28 transceiver module, 100Gbase, single mode, 1271nm, 1291nm, 1311nm and 1331nm, 2km, LC connector, full-duplex, Hot Pluggable, support DOM ^^ Power Consumption 3.5W enable Prolonged Service Life, Commercial Temperature Range 0 to 70C (32 to 158F) ^^ Support 100G to 4x25G Breakout Application. Hot Pluggable QSFP28 MSA and RoHS-6 Compliant to Maximize Uptime and Simplify Maintenance ^^ Protocols IEEE 802.3 ba, MSA Compliant QSFP28 MSA an100GBASE-CWDM4 and ITU-T G. 694.2 standard. ^^ Built-in Real Time Digital Optical Monitoring Capability for Strong Diagnostic Capabilities.