QSFPP-40G-LR4-20 40G QSFP+ LR4 1310nm CWDM4 20km LC SMF DDM Transceiver Module40G QSFP+1271nm, 1291nm 1311nm, 1331nm, 20KM, 25G/40G/50G/100G Transceivers, 40G QSFP+, 40Gbps, LC Duplex, Optical Transceiver, QSFP-40G-LR4-20, QSFP+, 光模块, 单模(SMF)
Cisco QSFP-40G-LR4-20 Compatible 40G QSFP+ LR4 1310nm CWDM4 20km LC SMF DDM Transceiver Module40G QSFP+1271nm, 1291nm 1311nm, 1331nm, 20KM, 25G/40G/50G/100G Transceivers, 40G QSFP+, 40Gbps, LC Duplex, Optical Transceiver, QSFP-40G-LR4-20, QSFP+, 光模块, 单模(SMF)
