With Power over Ethernet (PoE) available on all 4 ports, 4XEM'S 4-Port PoE 10/100M Desktop Switch (4XLS5004P) delivers fast 10/100Mbps Ethernet network capabilities plus industry-standard IEEE 802.3af power over UTP Cat 5 or higher to network devices such as IP telephones or surveillance cameras. Works right out of the box, with no software to configure. A simple, cost-effective, and highly reliable network data connection, it makes a great solution for expanding your home or office network.Problem it solves: No separate power supplies or power outlets needed. Drive up to 4 IEEE 802.3af compliant powered devices with this hard working, high performing PoE switch.4XEM gear is respected industry wide for its high performance, premium quality and durability.