Click (press) the trackwheel to view the menu on most screens and to select items on the screen. Press the Escape button to exit a screen, cancel an action, or go back one page in the Browser. Hold the Escape button to end a phone call. How do I use the Push To TalkTM button? Hold the Push To TalkTM button to speak during a Direct Connect® call. Release the Push To TalkTM button to listen during a Direct Connect® call...