With ReachDeck you are able to use your keyboard to tab to the Play button on the toolbar and get ReachDeck to start reading the webpage.
Make sure that the Play button on the toolbar is on (it’s off by default), you do this by:
A. Using your mouse to click on the Hover to speak mode, the first button on the toolbar.
B. You can also enable the Play button when you first launch the ReachDeck toolbar by clicking the tab button on your keyboard and select the Hover to speak mode as below
Now click on the return/enter button and the Play button will now be highlighted like below:
Now click on the return/enter button and ReachDeck will start reading the site, to stop the reading just click the return/enter button again.