QSFP+, 40 Gigabit LAN, 40GBase-ER4, LC, singlemode, up to 40 km
Brocade 40G-QSFP-ER4, Fiber optic, 40000 Mbit/s, QSFP+, LC, ER4, 40000 m
Brocade 40G-QSFP-ER4. SFP transceiver type: Fiber optic, Maximum data transfer rate: 40000 Mbit/s, Interface type: QSFP+