100G QSFP28 ER1 Single Lambda Transceiver 100% OEM Compatible 100GBase ER1 Single Lambda QSFP28 Transceiver (SMF, 1311nm, 40km with FEC, Duplex LC, DDM, C-Temp) Specifications Form Factor: QSFP28 Protocols: 100G Ethernet ER4, QSFP28 MSA, IEEE 802.3ba compliant Wavelength: 1311nm (single...