The EG8145V5 is a Huawei GPON (Gigabit Passive Optical Network) Optical Network Terminal (ONT) designed for fiber-to-the-home (FTTH) deployments, providing high-speed internet access, VoIP telephony, and IPTV services. It typically features Gigabit Ethernet ports, dual-band Wi-Fi, and telephony ports, catering to the connectivity needs of residential users.