The CISCO QSFP-40/100-SRBD transceiver module represents a groundbreaking solution in bidirectional (BiDi) technology, capable of operating at both 40G and 100G data rates over a single duplex multimode fiber. This innovative design allows for significant cost savings and simplification of network infrastructure by eliminating the need for fiber pair swapping and reducing the quantity of fiber strands required for deployment. Featuring an LC duplex connector, it supports up to 100 meters transmission over OM4 multimode fiber at 100Gbps and even further at 40Gbps, making it a versatile choice for various applications including data center interconnects. The module's ability to seamlessly switch between 40G and 100G enables organizations to future-proof their networks and achieve a high degree of flexibility and scalability. This product exemplifies Cisco's commitment to providing highly efficient, adaptable networking solutions that can meet the evolving demands of modern data communications.