Tenda TEF1110P-8-63W is an unmanaged PoE switch with 2 uplink ports that can connect with Router & NVR. Compliant with IEEE 802.3at/af standards,it can identify PoE-powered devices intelligently.The switch supplies a maximum PoE power output of 58W, and 30W for a single port.It’s an ideal choice for SMBs, supermarkets and restaurants with small-sized video surveillance requirement.Due to the complex monitoring environment, the distance from each terminal to the monitoring center is different, some even more than hundred meters.It can support 250 meters data transmission under the Extend mode, which can save the cost of your project with less devices used.supports professional lightning protection of 6KV for uplink ports & 4KV for power, which can protect the switch from the inductive lightning strike coming from the thunderstorm weather.