• [SUPPORTS ALL CARRIERS] This cellphone booster enhances LTE and 5G signals for All Carriers on band 4, 5 and 13, such as Verizon, AT&T and T-Mobile. Please Check Your Band Before Purchase and make sure that the frequency band of your phone is the same with that of the booster.
• [APP HELP YOU INSTALL EASILY] No drills necessary while using the flat window cable route the cable from outside to inside. APP helps you find the direction of the closest cell tower, so you can aim the outside antenna and complete the installation of the cell phone signal booster easily.
• [ADVANCED FEATURES KEEP STABLE SIGNAL] The cell phone booster is built in ALC detecting the existing signal strength and automatically adjusting itself for best performance, keep your cell phone signal strong and stable anytime.
• [LARGE COVERAGE] The high gain directional outside antenna focuses receiving signals in a particular direction and provides up to 3,500 square feet coverage. The more bars signal you get outside, the more coverage you get inside. If you only get 1 bar signal outside, you can choose it.
• [RELIABLE SERVICE GUARANTEE] The cell phone signal boosters are FCC approved, and we offter 30-day money back, 3-month replacement and 3-year manufacturer warranty, so you can buy it without any risk.