Compliance with the 802.3af/at PoE+ standard supports up to 30 W on each PoE port. The total 64 W PoE power budget for the 4× PoE ports opens up a wide range of applications, such as surveillance for offices, dormitories, and small businesses. It is fully compatible with IP cameras, access points, IP phones, computers, printers, and more. Limited lifetime warranty. Black.