"QSFP28 is designed for use in 100 Gigabit Ethernet links over 2k, 10km and 40km. it is compliant with the QSFP28 MSA and IEEE 802.3bm. Digital diagnostics functions are available via the I2C interface, as specified by the QSFP28 MSA."
•Supports 103.1 / 112Gbps aggregate bit rates
•Single 3.3V Power Supply and Industry Lowest Power dissipation
•Up to 100m transmission on MMF OM4 and 2/10/20/0/40km over SMF.
•Hot-Pluggable QSFP Footprint
•Class 1 FDA and IEC60825-1 Laser Safety Compliant
•Operating Case Temperature Standard: -5~+75°C
•Compliant with QSFP MSA Specification
•I2C interface with integrated Digital Diagnostic Monitoring
•4x25G electrical interface