Every NICGIGA PoE switch is rigorously tested for reliability, quality, and performance. We supply a year warranty for whole products and lifetime technical support. Unmanaged Plug-and-play, easy to use and simple set up with no software or configuration needed. Supports auto MDI/MDIX and Non-Blocking Data Forward. 4KV lightning design to protect the product and equipment not be damaged even in bad weather. Sturdy Metal Housing supports Desktop or Rack Mount in many different usage scenarios. VLAN switch, PoE ports will be isolated respectively but can communicate with uplink port,Better Network Bandwidth, 300m Extended Distance and Higher Security. Ideal for PoE IP Camera, EAP, Access Point, IP Phone and other PD devices. Support AI Watchdog intelligent detection. Automatically restart the disconnection devices to make operation and maintenance more easier. 24 Port Gigabit PoE+ switch, total Max 300W internal power budget, up to 30W per PoE port, add-on 2 gigabit uplink port, 1 SFP port. IEEE802.3af/at compliant, automatically detects and identifies PD devices.