Stay connected everywhere on the road with Fusion2Go OTR, the most powerful vehicle cell phone signal booster that includes SureCall's high-performance exterior truck antenna optimized for semi-trucks, work vans, commercial fleets, trailers, off-road vehicles and RVs. It delivers reliable cellular signals for fewer dropped calls, best call clarity, fastest data speeds, and improved streaming quality even in the weakest signal areas. Fusion2Go OTR provides the maximum gain and power possible for an in-vehicle cellular booster, ensuring seamless 5G/4G LTE connectivity for all mobile phones and devices, including hotspots. Weather-proof components are made to last and protected from water, dust and the harshest road conditions.