Power Over Ethernet: 8x PoE+(802.3at/af) ports providing up to 30W per port, total PoE budget 65W Plug and Play: Easy setup with no software installation or configuration needed Extend Mode: Up to 250m data and power PoE transmission range under Extend Mode, ideal for surveillance system (Speed will be downgraded to 10 Mbps) Isolation Mode: Support Isolation Mode to isolate broadcast storm, improve Lan security and data transmission