Attributes DS-3E0106P-EM (4-Port) DS-3E0310P-EM (8-Port) PoE Ports 4 x 10/100 Mbps 8 x 10/100 Mbps Uplink Ports 2 x 10/100 Mbps RJ45 2 x 10/100/1000 Mbps RJ45 PoE Power Budget 35 W 60 W Surge Protection 6 KV 6 KV Transmission Mode Standard / 300m Extend Standard / 300m Extend Switching Capacity 1.2 Gbps 5.6 Gbps Packet Forwarding Rate 0.89 Mpps 4.16 Mpps Shell Material Metal Metal VIP Ports Ports 1 & 2 Supported N/A Dimensions (mm) 145 x 68.45 x 25.6 217.6 x 27.8 x 108.5   Dedicated Dual Uplink Ports: Features two independent uplink ports to connect to an NVR and a Router/Internet source simultaneously, preserving PoE ports for camera connections. Extended 300m PoE Transmission: Supports ultra-long distance cabling up to 300 meters in extend mode, allowing for flexible camera placement without additional repeaters. Advanced 6KV Surge Protection: Built-in hardware safeguarding protects all PoE ports from lightning strikes and electrical surges, ensuring stable performance in harsh environments. Intelligent VIP Port Priority: (Model DS-3E0106P-EM) Includes high-priority VIP ports that ensure critical video data is transmitted first during network congestion. High-Strength Metal Build: Encased in a rugged metal shell with a fan-free design, providing superior heat dissipation and silent operation for 24/7 surveillance reliability.   Download