You will see a microphone icon appear and then you can speak your text.
You can also click on Edit and then click on Start Dictation.
Once again in newer version of the Mac OS go to the drop down menu next to Shortcut and you select the shortcut you would like to use or customize your own. Click on Change Key and choose the key combination. Select a hotkey that will give the command to the computer to start listening.Calibrate your microphone by clicking on the calibrate For later version of the Mac OS you can select the microphone by clicking underneath the microphone icon and selecting the microphone would like to use/configure from the drop down menu.
Therefore, for Mac users if they are going to doing a lot of dictation and or voice control, please consult the ITS support center. Unfortunately, the Mac OSX voice control, dictation and voice does not train the computer to recognize one’s voice and may have limited functionality for controlling the computer. To use the text to speech to hear your text without recording it, choose Edit, Speech, Start Speaking in TextEdit (choose Edit, Speech, Stop Speaking when you’re done).Mac OSX has a suite of programs that allow the user to interact with his or her computer without the aid of a mouse or keyboard.
Double-click on this album to open it and play your recording. iTunes will open in the background and your recording will show up in an album called Text to Speech. Select the text for your recording in TextEdit and choose TextEdit, Services, Add to iTunes as a Spoken Track.With Services selected on the left side of the pane, scroll down on the right side of the window and check the box next to the Text category.This will open the Keyboard Shortcuts pane of the Keyboard preferences. Open TextEdit and choose TextEdit, Services, Services Preferences.To use Services to create a recording of a text file: Video Tutorial: Bigger Version (.mov, 5 MB).Using the Services feature built into Mac OS X, you can use the text to speech built into TextEdit to create a recording of your text you can play in iTunes or on your iPod. TextEdit, the text editor built into Mac OS X, includes a text to speech feature that will read back any text you type into the editor.