AT&T Signal Booster for Home, Office, Building

Refurbished AT&T 3G, 4G, LTE, 5G-E Signal Booster for Home Office Building made by SureCall. EZ-4G LTE ATT cell phone signal booster for homes, offices, apartments up to 2,000 square feet. It is a certified factory tested unit to work as stated to boost AT&T network reception. This lightly used but like-new factory refurb. signal booster kit performs per manufacturer specifications, and saves you money! This easy install window cell signal booster is ideal for apartments, basements, offices that have no access to roof but strong AT&T Wireless signal at least in one spot, probably near a window. If no AT&T signal anywhere indoors, we do not recommend this kit because it will not work for you. If there's very weak signal or no signal everywhere indoors, we highly recommend FCC Certified Signal Booster for AT&T with External Antenna that should work if there's at least some AT&T cell signal outside where you can place exterior antenna. In addition to this in-buildi