WaveLogic^TM  5 Nano (WL5n) 100G-400G Standard Amplified QSFP-DD transceiver incorporates Ciena’s advanced coherent optical technology to deliver the power, space, and modularity benefits of pluggables across a wide range of applications. The WL5n Standard Amplified QSFP-DD supports interoperable 400 Gb/s metro-regional transport and single-span data center interconnect (DCI), as well as 100G/200G for legacy network modernization. With multi-service  OTN/Ethernet client support and embedded amplification, the versatile WL5n Standard Amplified QSFP-DD can be deployed over  all types of photonic line systems.