Addon 407-BBGN-AO Addon Dell 407-bbgn Compatible Taa Compliant 40gbase-lr4 Qsfp+ Transceiver (smf,

this Dell® 407-bbgn Compatible Qsfp+ Transceiver Provides 40gbase-lr4 Throughput Up To 10km Over Single-mode Fiber (smf) At The Wavelength Specifi...