The Stonet PS1 POE is a device designed to separate the standard 802.3af/at PoE power input into a 12V 1.2A (14W Max) DC power supply and 10/100 Mbps data output on RJ45. It is great for providing power and data to surveillance cameras, wireless access points, and VoIP phones up to 328 feet (100 meters) away. This device is also equipped with short circuit and overcurrent protection to prevent damage to your device from power surges. This splitter is intended for indoor use only.