Extend your signal range indoors or in fringe network areas. The Antenna is a MiMO (Multiple In Multiple Out) 4G LTE Antenna designed to provide reliable 4G connection for a wide range of 4G devices. You can plugs into 3G/4G USB Modems or Mobile Hotspots to boost speeds and extend coverage in buildings or vehicles, or from remote sites where network coverage is sparse. MIMO Antenna with two 2 meters cables. Simple installation, no software required. Improve performance in areas with low 3G or 4G signal strength. Quick to setup and use