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IRIDIUM EXTREME PTT : OVERVIEW Your Iridium Extreme is equipped with a dedicated SOS button which you may use to obtain emergency assistance anywhere RETURN YOUR RENTAL in the world through Travel Safety Group Limited (GEOS). Satellite Phone Store Registration is required online at : geosalliance.com/iridium...
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OPEN SWITCHING TO PTT MODE When the talkgroup is active but no one is talking, 1. Go outside to an area that has a full view of the sky. 1. Press the left soft key, labeled “Menu” Scroll down the screen displays OPEN. This indicates that the to Switch to PTT floor is available and that participants may request NO TREES OR BUILDINGS OBSTRUCTING THE VIEW.
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