QSFP56-200G-FR4S 200G QSFP56 FR4 PAM4 CWDM4 2km LC SMF FEC Optical Transceiver Module ROUTER Item model number ‏ :

Item model number ‏ : ‎ 10G-SFP-T

A:For usual products

indicating that the WAN port fails to access the Internet

IP40 protection grade

QSFP56-200G-FR4S 200G QSFP56 FR4 PAM4 CWDM4 2km LC SMF FEC Optical Transceiver Module ROUTER Item model number ‏ :200G QSFP56 FR4 PAM4 CWDM4 lanes MUX DEMUX Design 2km Optical Transceiver Module (1271nm 1291nm 1311nm 1331nm LC SMF 2km with FEC DDM) 200G InfiniBand HDR QSFP56 FR4 Transceiver Module is designed for 200GBASE Ethernet link up to 2km over single mode fiber (SMF) using a wavelength of 1271nm to 1331nm with duplex LC connectors. The module supports four electrical interface channels and operates in 50G PAM4 coding mode, resulting in 200G (4x50G) data