Local power adapter for sites where PoE is not available</br>CP-PWR-CUBE-3 is compatible with and can replace CP-PWR-CUBE-2</br></br>Product Description</br></br>The Cisco CP-PWR-CUBE-3 provides AC power to the Cisco 7900 series VoIP phones</br><br/>http://www.amazon.com/gp/product/B000BMSYBY