**********PROFESSIONAL DESIGNED FOR BAND 13/12/17 FREQUENCYThe Dual Bands 4G Lte Cell Phone Signal Booster is professional designed for Verion, AT&T, T-Mobile, Straight Talk, U. S. Cellular on 700MHz Band 13/12/17 frequency. Compatible with IOS, Android, Windows Phone Systems, and could work for multiple phones at same time. It could boost the cell signal from the cell phone tower to make it strong enough for your phone, you will get more reliable cell signal and uninterrupted 4G LTE data*****AMPLIFY VOICE AND 4G LTE DATA SIGNALSThe 4G LTE Cell Signal Repeater Booster could increase cell signal strength, eliminate cell signal dead zones, provides faster high-speed 4G LTE uploads and downloads data rates.
You can enjoy browsing the website, watching movies, video call. No long buffer times any more. Supports Voice over LTE (also known as HD Voice/VoLTE), provides crystal clear calls, reduces dropped calls. You don't have to go to outside the house for a call any more*****MORE GAIN ANTEN