https://www.ebay.com/sch/i.html?_nkw=Addon+Extreme+10122+Compatible+Xfp+Transceiver+Xfp+Transceiver+Module+10+Gigabit+Ethernet&_sacat=0&_dmd=2

Addon Extreme 10122 Compatible Xfp Transceiver - Xfp Transceiver Module - 10 Gigabit Ethernet

Regular price
$263.00
Sale price
$183.00

XFP transceiver module - 10 Gigabit Ethernet - 10GBase-LR - up to 6.2 miles