Tenda TEF1105P-4-63W is a 5-port 10/100 Mbps desktop switch with 4-port PoE, providing power and data transmission to PoE-compatible devices. It features auto MDI/MDIX ports, allowing for easy connection to other devices without the need for crossover cables. With a maximum PoE power output of 58W, it can power IP cameras, VoIP phones, and access points. The switch also has a lightning protection design to safeguard connected devices during electrical storms.