| 摘要 |
Various embodiments of a thermostat are provided that comprise at least one user input means for enabling the user to input at least one request, a universal serial bus interface, a display device capable of displaying at least a number of alphanumeric characters configured to display information relating to a service provider, and a microprocessor in communication with the universal serial bus interface, the display device and the user input means. The microprocessor is capable of monitoring the user input means for a request to retrieve information relating to a service provider, and is configured to respond to such a request by requesting communication through the universal serial bus interface of information relating to the service provider. The microprocessor (is further configured to communicate the information relating to the service provider to the display device, which information may include the name and phone number of the service provider.
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