The SureCall Fusion2Go Max is a powerful all-carrier, multi-user cell phone signal booster for in-vehicle use. It installs in 3 easy steps and increases voice, text, and 4G LTE data signals for all mobile devices inside the vehicle. It is also 5G phone compatible, boosting voice and 4G LTE data signals on 5G phones and devices, and is compatible with all cellular devices, including hotspots. Fusion2Go Max has revolutionized the vehicle signal booster by featuring the patented Extended Range Technology (ERT) to keep drivers connected to more distant and harder to reach cell towers with the strongest possible signal. Powerful vehicle cell signal booster for voice, text, and 4G LTE signals for all North American cell carriers including Verizon, AT&T, Sprint, and T-Mobile Reduces dropped and missed calls and improves call clarity and data speeds inside any car, truck, or SUV Supports multiple simultaneous users and mobile devices Compatible with all cellular devices, including hotspots, while extending their battery life 5G phone compatible-boosts voice and 4G LTE data signals on 5G phones and devices Quick and easy install and transferrable to any vehicle Equipped with ERT (Extended Range Technology) and 2XP technologies that provides 2x the uplink power, increased downlink gain, and higher Signal to Noise Ratio gives user ideal voice and data performance in challenging signal environments FCC-approved booster system with 1-time install and no recurring fees 24/7 lifetime US-based tech support, 60-day money back guarantee, and 3-year manufacturer's warranty Includes exterior magnet mount antenna with built-in booster, interior Fusion2Go Booster, patch antenna cables, 12-volt DC power supply, and quick-start guide Specifications Individual Package Dimensions (L x W x H, Weight): 8.6 x 6.3 x 5 in., 3.35 lbs. Product Dimensions (L x W x H, Weight): 1.125 x 5.625 x 4 in., 1.43 lbs. Connector A Gender: FME Male Connector B Gender: FME Male Frequency Band Support: 698 to 2155 MEGAHERTZ Maximum Gain: 50.0000 DECIBEL Max Operating Temperature: 158.0000 FAHRENHEIT Min Operating Temperature: -4.0000 FAHRENHEIT Noise Rating: 5.0000 DECIBEL Phone Network: 4G/LTE, CDMA, EVDO, WCDMA, GSM, HSPA Power Source: Car Charger Plug Wireless Source/Technology: 4G LTE, 5G Warranty Period: 3-year Battery Information: Product does not require a battery