This product is a 400Gb/s QSFP-DD optical module designed for 2km optical communication applications. The module converts 8 channels of 50Gb/s (PAM4) electrical input data to 4 channels of CWDM optical signals and multiplexes them into a single channel for 400Gb/s optical. Shop SFP, QSFP28, QSFP-DD, DAC/AOC cables with fast shipping to Riyadh, Jeddah, Dammam. Saudi-ready, lifetime warranty, enterprise-grade optical transceivers for data centres & telecom. End to End multi tenant campus networks with EVPN-VXLAN fabric, leveraging automated operations for simplified management. As a. Cisco offers a comprehensive range of pluggable optical modules in the Cisco ® pluggables portfolio.