Alternatively the USB mode simply turns the Trio into a USB audio device which is then connected to and controlled by a separate video-enabled endpoint like a Microsoft Teams Room. The Trio performs all call control and can be paired to a variety of supported audio and video components, leveraging one or more registration and meeting platforms. Note that in all but the USB scenario the Trio itself is the registered endpoint and the configuration is performed within the Unified Communications Software (UCS) firmware which runs on the Trio platform. The second two scenarios are applicable to Video-Enabled deployments of the Trio. The first two scenarios are Audio Only where the Trio is deployed as a standalone phone. These four scenarios can generally be categorized as: The most important distinction is whether the Trio is deployed standalone as simply a phone or if it is also paired with Visual + or Visual Pro componentry for enabling video conferencing capabilities. There are four primary configuration scenarios available for the Poly Trio which support Microsoft Teams and the ideal option for an organization can depend on several factors.
