Cisco QSFP-100G-ZR4-S Compatible 100G QSFP28 ZR4 1296-1309nm LWDM 80km LC SMF DDM Transceiver Module
Cisco QSFP-100G-ZR4-S Compatible 100G QSFP28 ZR4 Fiber Optics support link lengths of up to 80km using duplex LC connectors at the wave length of LWDM.

