This item is a Phihong POE20U-560(G) Power over Ethernet (PoE) injector.

Technology: Provides data and 56V 0.35A power over a single Ethernet cable.

Output Power: Rated for 19.6W.

Features: Features short-circuit protection and is IEEE802.3af compliant.

Common Uses: Ideal for powering VoIP phones, IP cameras, and wireless access points. Please ask all Quora front as there are no return options. Thanks