If you’re looking for a power supply that can power most Cisco 79XX series IP phones this is what you are looking for. This is third party solution can replace the Cisco CP-PWR-CUBE-2= and the CP-PWR-CUBE-3=. Cisco doesn’t always bundle a power supply with their phones due to the fact that most of their phones are PoE or Power over Ethernet but if you do not have access to PoE you will need this AC power supply. Our third party power supply has all the same functionality the original.(See Quick Specs below) Our power cube has a 5 foot cable wired from the end of the power supply to a barrel connector that connects to the phone and has a receiving end for a C13 equipment end power cord. This power supply is designed to be used internationally you just need the correct power cord for you country, check out all the power cables we have to offer in the power cable section of the store.