Stonet PS1 POE splitter is a device designed to split your standard 802.3af/at PoE power input in to 12V 1.2A (14W Max) DC power supply and 10/100 Mbps data onto the RJ45 output. It is great to provide power and data for your surveillance camera, wireless access point and VoIP phone upto 328 feet (100 meter). This device is also equipped with short circuit and over current protection to prevent your device from power surge damage. This splitter is for indoor use only.