Lenovo Brocade 4x16Gbps 2km LWL QSFP+ Transceiver - For Data Networking, Optical NetworkOptical Fiber - 9 µm - Single-mode - 16 Gigabit Ethernet - 16GBase-LWL, Fiber Channel4 x Expansion Slots - QSFP+
IBM BROCADE 4X16GBPS 2KM SWL QSFP+ TRANS.Manufacturer Part# 01KN809UPC Code: 889488424221 Provantage Code: LEN9MW9