Open TRO File
TRO is a file extension commonly associated with IBM Voice Type Languages ??Vocable files.
IBM Voice evolved into IBM Watson Text to Speech, which is a cloud API service that allows users to convert written text to natural-sounding audio in a variety of languages ??and voices within an existing application or within Watson Assistant.
These types of services are mainly used to improve the user experience while interacting in their native language.
This means an increase in accessibility to voice recognition capabilities, providing audio options to avoid incidents or distractions in driving, they are also used in the automation of customer service interactions to eliminate waiting times.
TRO files contain essential data from the cloud service, however, users do not have direct access to these types of files.
For more information about the IBM Watson service and TRO files, you can go to the following link: