B08SJ849TC Cell Phone Signal Booster for RV, Truck, Motorhome, Cabin and Boat – Dual Band 12/13/17 700MHz Cellular Repeater Boosts 4G LTE Data & Volte Signal Repeater for Verizon AT&T in RV

??upport 4G Band 12/13/17??Signal booster only works with carriers which has band 12/13/17 (700MHz) on 4G LTE, such as Verizon, AT&T and T-mobile etc. Please quite confirm your 4G band included in or not first by the test way in product description below, it should be the same with booster’s. It’s not for GSM calls & texts.
??oost Data & VoLTE Signal?? Cell booster increases 4G data speed for uploads and downloads, enjoy smooth streaming ever! Reduces missed voice calls over 4G service (also known as 4G HD Voice/VoLTE).
??upport Multiple Users??Supports multiple cellular devices simultaneously. All your family can share enhanced signal with one booster, you can stream videos or make calls as long as you like no matter in winter or summer, brings you more convenience on road.
??asy to Set up??All hardware and instructions included, requires no technical experience or extra fee. DIY installation, upgraded stronger magnet antenna. ( Note: Do not turn on the power before connecting the antennas, otherwise it will damage the host )
??uarantee??FCC Certified, 30 Days Money Back, 3 Months Free Replacement, 5 Years Manufacturer Repair. Professional technical support.