Amazboost Indoor Cell Phone Signal Booster for Home,Supports 5,000 Square Foot Area,All U.S. Carriers - Verizon, AT&T, T-Mobile, Sprint & More-FCC Approved 4G 3G 2G Cell Phone Boost

The standard equipment is approved by the FCC and will not interfere with the communication signal transmission of existing carriers65dB Gain, Enhances The Signal Up To 300X, Maximum Communication Distance Range Up To 3~5 Miles. , With A Coverage Area Up To 4,000 sq ft.Saves Your Battery And Can And Improve Battery Life Of Phones On Standby Mode By Up To An Additional 2 HoursWith A Better Incoming Signal, Cell Phones Require Less Output Power To Send And Receive A Signal. This Can Significantly Reduce The Required Transmission Power Of Mobile Phones And Therefore Reduce The Level Of Electromagnetic Radiation Exposure To The Human Body.waterproofGood heat resistanceWorking conditions remain stableHave a certain ability to resist special weatherLong service life