Introduction The JHA-P42104BMHX is a full gigabit unmanaged PoE switch. it has 4*10/100/1000Base-T PoE ports and 1*10/100/1000Base-T uplink RJ45 ports and 2*1000M SFP slot, Port 1-4 can support IEEE802.3af/at standard PoE power supply. Single-port PoE power up to 30W. As a PoE power supply device, it can automatically detect and recognize the power receiving equipment that meets the standard and supply power through the network cable. It can supply power to POE terminal equipment such as wireless AP, webcam, VoIP phone, video access control intercom, etc. through network cable to meet the network environment that needs high-density PoE power supply. It is suitable for hotels, campuses, factory quarters and small and medium-sized enterprises to form an economy efficient network. Unmanaged model, plug and play, no configuration, easy to use.