10/100/1000 Mbps Ethernet: supports fast, reliable network connectivity with autonegotiation for seamless compatibility with a range of devices. 802.3af/at PoE standard with isolated SMPS: delivers power over Ethernet according to 802.3af/at while using an isolated switching power supply for safety and reduced electrical interference. Imported control chip: provides efficiency, strong security, and stable performance to support consistent operation in demanding environments. DC 5V output for small networking equipment: designed to power a variety of compact devices such as IP cameras, wireless access points, and other Internet access equipment. Compatibility and purpose: suitable for small networking setups that require both data transmission and power delivery to PoEcapable devices, without the need for multiple power adapters. Use scenarios: 1) Small office or home office: power IP cameras, wireless access points, and IP phones from a single source, reducing cable clutter and outlets needed. 2) Retail or classroom deployments: energize compact surveillance cameras and networked peripherals while maintaining reliable Ethernet connectivity. 3) Home lab or remote site installations: support testing or temporary setups that require PoEcapable devices powered by DC 5V from the network solution.