BV-Tech Single Gigabit Port Power Over Ethernet PoE Injector (4 Pack) &ndash; 19W &ndash; 802.3af &ndash; 10/100/1000Mbps &ndash; up to 100 Meters (325 Feet) &ndash; Plug Play 1 PoE Port and 1 Uplink Port at 10/100/1000Mbps each Up to 19W of power over ethernet | IEEE 802.3af / mid-span Surface or wall mount, can also be slotted side-by-side with multiple injectors Built-in power supply for all-in-one design (uses standard included grounded AC cord) 100% Satisfaction Guarantee  30-day Money-Back Guarantee with 1 Year Warranty