AT&T Cell Phone Signal Booster AT&T Signal Booster T Mobile Cell Booster for 5G 4G LTE on Band 12/17 AT&T Cell Booster AT&T T Mobile Cell Phone Booster ATT Extender Signal Booster Boost Call/Data

Cell Phone Signal Booster: AT&T cell phone signal booster works with AT&T, T-Mobile, Straight Talk, Cricket, U.S. Cellular, at&t cell phone booster on band 12/17(700MHz) for 4G LTE 5G, Max Gain 65dB. Support all phones for wireless carriers in frequency range: Downlink: 728-746MHz, Uplink: 698-716MHz. ATT signal booster provide crystal clear call, Reduce dropped call, improve your signal from at least 1-2 bar to 3-5 bar up to 4500 square more than 2-5 rooms.
Reduce Dropped Call and Buffering: AT&T cell signal booster on 5G 4G LTE boost signal throughout your house even dead zones, support multi-user, less missed/dropped important calls, no buffering and time-out loading anymore. You will be happy to enjoy faster uploads/downloads and send/receive emails during work, stream videos from Google/YouTube/Facebook/Netflix/Tiktok any time. Powerful att siganl booster get rid of expensive monthly internet fees, provide long-lasting and stable coverage.
Smart & Expanded Signal: ATT cell phone booster with AGC(Automatic Gain Control), Max Gain 65dB, can detect the strength of the existing signal, adjusts itself for the best performance, eliminate self-oscillation to protect itself, then reflect real-time working condition through LED indicator. Sleep mode goes on standby to reduce power when the booster is not in use. Smaller size can expand coverage up to 4500 sq ft, as long as 1-2 bar signal, you can get stable signal in your house.
Easy and Fast Install: Set up the outdoor directional antenna towards base station, which receives further signal from the base station than omni-directional antenna, put the indoor whip antenna and cell booster integrated, just 30 minutes. Suitable for poor cellular service area: dead zone of house, country/rural, remote hill and cabin, wooded mountainous area, metal/lake house, resort, farm, garage, island cabin, even during a storm! (all the needed equipment included in the kit).
FCC Approved and Professional Service: FCC approved cell signal booster, designed with the high-quality components and repeated test for longevity and safety use, support 30 day money back, 3 year manufacturer warranty. GAGBK lifetime professional technical support, offer 24-hour friendly customer service, if any problems, please feel free to contact us, we will do our best for you, and if anything happens to any of the components, we will unconditionally replace those items for you.