Facebook began testing a new feature on its instant messaging application, "Messenger" Messenger, enables users to view the content of the messages by listening to them. Clear David Marcus, Vice President of Facebook's messaging products, the new feature transforms content short voice messages voice talks of "Messenger" to text that can be read without running the message. And the text appears below the short voice message during the talks, both the sender and receiver can read it, as it can either turn off that feature and the option to listen to voice messages only. Marcus noted, via his Facebook, that feature is available to a limited group of users to be tested extensively before its release to all users. Marcus did not reveal any information about the date of the official launch of the new feature, or around a set of languages supported, support the feature in its pilot phase in English. The starting test feature to read voice messages in the "Messenger" comes a few days after the announcement of Facebook on the acquisition of Wit.ai company specializing in voice recognition technologies, and is expected to use its technology in the development of this feature.