?Versatile Compatibility?SODOLA PoE switches support poe devices and non-poe devices, But when connecting passive poe device or non-poe device,the switch can only transmit data and cannot power your device,so the connected device needs to be separately powered. Or you can use it with active poe splitter. Moreover,We committed to provide product- replace- without- repair service within 1 year, more concern on your using experience. ?4KV Lightning Protection?SODOLA PoE switch have professional lightning protection design-up 4KV port and power supply thunder prevents, with two levels of protection design respectively, effectively restrain the power of lightning from cable. General Mode 4KV, Differential Mode 2 KV, ESD 8KV(Air),6KV(Contact). ?Port Isolation?The PoE ports (1-8) of the switch cannot communicate with each other, and can only communicate with the UP-link port to reduce the network congestion effectively when the VLAN mode on. ?Efficient Traffic Optimization?POE priority is supported, from port 1 to port 8, which is enabled by default.Ports 7-8vsupport extend mode, the transmission distance of POE ports can be extended to 250m with a fixed speed of 10M when it’ s enabled. ?AI PD Detection?AI Watchdog intelligent detection automatically reboot the disconnected and unresponsive PoE-powered devices. ?Easy Installation?Each ports support 10/100/1000M self-adaptive,automatic negotiation in duplex mode and Auto MDI/MDIX. It requires no configuration or setup. Simply plug in your devices and start using the switch right away. ?8 Port Gigabit PoE 120W?Supports IEEE802.3af/at standard,this POE Switch features 8 gigabit RJ45 ports and 2 gigabit uplinks,each PoE port up to 30W power supply, with 120W power in total. comprehensive optimization of product performance.