This Replacement Power Supply is Compatible with OEM Power Supply P/N: 1465-42340-001</br>Works on Polycom IP Phones 320?? 330?? 430?? 450?? 550?? 560?? 601?? 650?? 670</br>Input: 100-240VAC; 50-60Hz</br>Output: 24 V DC/500mA</br>Input: 100-240VAC; 50-60Hz | Output: 24 V DC/500mA</br></br>Product Description</br></br>Non-OEM?? Compatible to Polycom power supply listed under part number: 145-42340-001 Input: :100-240VAC; 50-60Hz Output: 24 V DC/500mA?? This power supply for Polycom SoundPoint IP Phones 320?? 330?? 430?? 450?? 550?? 560?? 601?? 650?? 670?? New NON-OEM Part</br><br/>http://www.amazon.com/gp/product/B00T57RZZC