The SureCall Fusion2Go Max is a powerful in-vehicle signal booster that improves coverage on 2G/3G/4G/LTE voice and data for all North American cell carriers. The Fusion2Go Max is particularly recommended for fringe or "edge" low-signal environments. The Fusion2Go Max uses the strongest uplink signal possible, resulting in maximum vehicle-to-tower connection even in areas with very weak signal. It also uses SureCall's Extended Range Technology™ (ERT) to capture thesignal at the strongest point outside the vehicle, improving signal quality and speed. Benefits Boosts voice, text and 4G LTE data for all North American carriers Reduces dropped & missed calls inside any car or truck Improves data speeds and connectivity Everything included for fast and simple install Long vehicle-to-tower reach ensures reliability in increasingly remote areas Kit Contents Fusion2Go Max booster unit Exterior Magnetic mount antenna (SC-328W) Interior Patch antenna (SC-110W) DC in-car power supply (12V, 5A)