I have 21 of these as of listing. They were bought for a project and un-used. These are not for VVX phones. These are not 48v. Returns will not be accepted if you buy them for the wrong phones. These are for Soundpoint 300 and 500 series phones.  

This listing features a genuine Polycom SoundPoint IP 24V DC 500MA Power Supply, model number 1465-42340-002. It is brand new and in excellent working condition. This power supply is compatible with a range of older Polycom Soundpoint IP phone sets and handsets, making it a great addition to any office or business telecom system. It comes with all necessary cables and connectors for easy installation. Whether you're looking to replace an old power supply or upgrade your current setup, this Polycom power supply is a reliable and high-quality choice vs generic adapters.