Cisco QSFP-40G-SR4, Fiber optic, 4000 Mbit/s, QSFP+, LC, 50/125 µm, SR
Cisco QSFP-40G-SR4. SFP transceiver type: Fiber optic, Maximum data transfer rate: 4000 Mbit/s, Interface type: QSFP+. Certification: MSA