1) 25G SFP28 SR optical module Up to 25.78 Gbps bi-directional data links Compliant with MSA SFP + Specification FF-8402 Maximum link length of 100M on OM4 Multimode Fiber (MMF) Built-in digital diagnostic functions 350nm VCSEL and PIN receiver Power Dissipation <0.8W (2) 25G SFP28 LR optical module Supports 25.78Gb / s and 28.05Gb / s aggregate bit rate Compliant with MSA SFP + Specification SFF-8402 Maximum link length of 10KM on Single Mode Fiber (SMF) Built-in digital diagnostic functions Power Dissipation <1.2W