Addon QSFP-100G-ER4L-I-AO Addon Arista Networks Qsfp28 Module - For Data Networking, Optical Network -
this Arista Networks® Qsfp-100g-er4l-i Compatible Qsfp28 Transceiver Provides 100gbase-er4 Throughput Up To 40km W/host Fec Over Single-mode Fiber...