400GBASE-DR4 QSFP-DD xcvr, up to 500m , SMF, MPO-12 APC, Huawei

400GBASE-DR4 QSFP-DD transceiver, up to 500m over parallel single mode fiber (SMF). The 400G-DR4 can break out to 4 x 100G, and interop with 4 x 100G-DR QSFPs. Parallel SMF MPO-12 Angled Connector (APC) Huawei Compatible

Models: 

QDD-400G-SR8 | MPO-16 | 100m  QDD-400G-SRBD | MPO-12| 100mQDD-400G-DR4 | MPO-12 | 500m QDD-400G-xDR4 | MPO-12 | 2km  QDD-400G-FR4 | LC | 2km QDD-400G-LR4 | LC | 10km  QDD-400G-LR8 | LC | 10km QDD-400G-PLR4 | MPO-12 | 10km  QDD400G-ER4L | LC | 30km QDD400G-ER8 | LC | 40km

Compatible Brands: Generic Cisco Arista Nokia Juniper HuaweiCiena