This lot of 5 Cisco IP Phone AC Power Adapters is a great addition to your enterprise networking setup. These power injectors are designed to keep your phones running smoothly and efficiently. The black color and sleek design make them a stylish addition to your office. The CP-PWR-CUBE-3 model is a reliable and durable choice for powering your VoIP phones. They are compatible with Ethernet (RJ-45) interfaces and are easy to install in China. These adapters are perfect for anyone looking to upgrade their power infrastructure for their IP phones.