Explanation:
Box 1: Schedule board
Note: The Dynamics 365 Field Service schedule board provides an overview of resource availability and bookings you can make.
When you're looking at the schedule board for the current day, you'll see a blue line that indicates the current time of day. You can also see a picture of all the resources listed on the schedule board. To quickly view contact information for a resource, hover over their name to view the contact card.
Box 2: Azure IoT Central connector
Azure IoT Central makes it easy to connect, monitor, and manage your IoT devices at scale. With the IoT Central V3 connector, you can trigger workflows when a rule has fired, and take actions by executing commands, updating properties, getting telemetry from devices, and more. Use this connector with your Azure IoT Central V3 application.
This connector is available in the following products and regions:

Reference:
https://docs.microsoft.com/en-us/dynamics365/field-service/configure-schedule-board
https://docs.microsoft.com/en-us/azure/iot-hub/about-iot-hub