Nokia QDDCO4Z0 Compatible 400GBASE DCO QSFP-DD DWDM Tunable Coherent ≤40km Unamplified DDM/DOM Duplex LC SMF Optical Transceiver Module Model:QDD-400G-ZR providing a velvety mouthfeel-like smoothness

providing a velvety mouthfeel-like smoothness to your 128-fiber data transmission

Cisco Compatible 200GbE SR4 transceiver is a 4-channel

It is specifically designed to maximize port usage on modern high-speed networking switches

It is an excellent choice for establishing a core network backbone

Nokia QDDCO4Z0 Compatible 400GBASE DCO QSFP-DD DWDM Tunable Coherent ≤40km Unamplified DDM/DOM Duplex LC SMF Optical Transceiver Module Model:QDD-400G-ZR providing a velvety mouthfeel-like smoothnessDescription NADDOD Nokia QDDCO4Z0 Compatible QSFP DD 400G ZR is a C band, frequency tunable coherent optical transceiver. It integrates a 7 nm coherent DSP ASIC with best in class ultra narrow linewidth tunable lasers, high speed modulators, and high responsivity coherent receivers to deliver high performance using 400G DP 16QAM modulation. The module is designed for 400G DWDM data center interconnect (DCI) applications, supporting up to 40 km