50G SFP56 SR Multi-Mode Optical Transceiver Module with PAM4 modulation uses a wave length of 850nm, up to 70m with OM3 fiber, and up to 100m with OM4 fiber.
SFP56-50G-FRI 50G SFP56 FR Optical Transceiver with PAM4 modulation uses the wave length of 1311nm via a Duplex LC connector for 2km transmission over SMF.
SFP56-50G-LRC 50G SFP56 LR Optical Transceiver with PAM4 modulation uses the wave length of 1311nm via a Duplex LC connector for 10km transmission over SMF.
SFP56-50G-LRI 50G SFP56 LR Optical Transceiver with PAM4 modulation uses the wave length of 1311nm via a Duplex LC connector for 10km transmission over SMF.
SFP56-50G-FRC 50G SFP56 FR Optical Transceiver with PAM4 modulation uses the wave length of 1311nm via a Duplex LC connector for 2km transmission over SMF.
