Supports voice and 3g data for 3g4gLTE mobile phones, including iPhone, Android, Windows Phone, Blackberry, etc. A simple setup process using a quick setup guide - Status Indicators: cell signal, GPS signal, Internet connectivity, and power works at home or the office (broadband internet connection via Ethernet is required). So, as you know, satellite internet connections often have too much delay for this device to work correctly. High-quality design and construction by Cisco Systems, a leader in cellular and network technology Cisco Systems, a cellular network technology leader, built this AT T Microcell. It can provide up to 5 bars of AT T cell signal to your 3g and 4g mobile phones (including iPhone, Android, Windows Phone, Blackberry, etc). Setup is quick and easy - follow the 10-minute setup in the included quick-start guide, and it will be up and running typically within 2 hours of setup. Note that this device requires internet connectivity through a wired Ethernet connection (cable is included). Most wired and wireless routers include four or more of these ports. It also involves installation close enough to a window to receive GPS signals during emergency (911) calls. It is a Highly secure device that unauthorized users cannot access. Supports up to four voice or data users simultaneously. ?This unit was hardly used. It comes in the original retail box with all manuals, instructions, and the power cord—fast, insured shipping. Please check your compatibility. All returns are subject to restocking fees, excluding any shipping charges.