https://www.ebay.com/sch/i.html?_nkw=Addon+Msa+Compliant+1000Base+Zx+Sfp+Transceiver+Sfp+Mini+Gbic+Transceiver+Module+Gigabit+Ethernet&_sacat=0&_dmd=2

Addon Msa Compliant 1000Base-Zx Sfp Transceiver - Sfp (Mini-Gbic) Transceiver Module - Gigabit Ethernet

Regular price
$224.00
Sale price
$154.00

SFP (mini-GBIC) transceiver module - Gigabit Ethernet - 1000Base-ZX - LC single-mode - up to 49.7 miles - 1550 nm