Cisco QDD-2X100-SR4-S

The Cisco QDD-2X100-SR4-S is a transceiver module designed for use in Cisco networking equipment. It is a quad small form-factor pluggable (QSFP) transceiver that supports 100 Gigabit Ethernet (100GbE) connectivity. The "SR4" in the model name indicates that it is designed for short-range transmission, typically up to 100 meters over multimode fiber optic cables. This transceiver module is commonly used in data centers and high-performance computing environments to provide high-speed network connectivity.