IEEE 802.3af Power over Ethernet Extender, extends both the reach of Ethernet Data and IEEE 802.3af Power over Ethernet over the standard 100m (328 ft.) CAT5e/6 UTP cable to 200m,, 300m or longer distance. Extends max. distance Class 1 (3.8 Watts): 300m, Class 2 (6.5 Watts): 300m, Class 3 (12.9 Watts): 200m