TL-SF1005P is a 5 10/100Mbps ports unmanaged switch that requires no configuration and provides 4 PoE (Power over Ethernet) ports. It can automatically detect and supply power with all IEEE 802.3af compliant Powered Devices (PDs). In this situation, the electrical power is transmitted along with data in one single cable allowing you to expand your network to where there are no power lines or outlets, where you wish to fix devices such as APs, IP Cameras or IP Phones, etc. 

5 10/100/100Mbps RJ45 ports
Equipped with 4 PoE supported ports to transfer data and power over a single cable
58W PoE total budget
Works with IEEE 802.3af expanding home and office networks
Innovative energy-efficient technology reduces power output by up to 75%*
Plug and play design, no configuration required
W x D x H: 99.8 x 98 x 25 mm  (3.9 x 3.9 x 1.0 in)