High-performance GPON gateway from Calix. The GigaCenter 854G-1 combines a fiber optic modem with a dual-band Wi-Fi 5 router, supporting speeds up to 1.7 Gbps on the 5GHz band. With 4 gigabit Ethernet ports and carrier-grade VoIP support, it’s an ideal all-in-one solution for fiber-to-the-home installations. Note: This is a GPON device and requires a compatible fiber connection from your service provider. In excellent working condition.