$492.40
SFP+ transceiver module - 10 Gigabit Ethernet - 10GBase-LRL - LC single-mode - up to 1.2 miles - 1310 nm - for ProSAFE M4300-28G-PoE+
NETGEAR ProSafe AXM764 - SFP+ transceiver module - 10 Gigabit Ethernet
TRANSCEIVER - 10GBPS - 10 GIGABIT ETHERNET - WIRED - SFP+ - 2KM - 10 GIGABIT ETH