The Polycom CX300 is a USB desktop phone designed for seamless integration with Microsoft communication platforms, offering a traditional phone experience with modern VoIP capabilities. This device is ideal for office environments, home offices, and hot-desking scenarios where users require a reliable and familiar telephone interface integrated with modern communication platforms. Optimized for Microsoft Lync, Skype for Business, and compatible with Microsoft Teams. Does not have built-in support for Ethernet, Wi-Fi, or cellular networks but functions as a peripheral device that relies on your computer's network connection to operate.