IMPORTANT: Tested working, powers on and functions as designed. Pre-owned with cosmetic wear consistent with normal use, power adapter is NOT included, unit only exactly as pictured, only items shown in photos are included, please inspect all photos before buying. Calix 716GE-I is an indoor GPON ONT optical network terminal built for fiber to the home broadband internet installations, providing four ports of Gigabit Ethernet LAN connectivity for routers, PCs, switches, VoIP phones, IPTV boxes, and smart home devices connected over a GPON passive optical network. Compact indoor desktop or wall mount design fits neatly in a network closet, home office, apartment, or small business ISP installation setup. Well suited for fiber optic internet service deployment, GPON upgrade or replacement projects, home networking, and small business connectivity. Search terms Calix ONT GPON fiber optic terminal Gigabit LAN Ethernet FTTH broadband networking internet router.