Cell Phone Signal Booster for Car, RV, SUV and Truck – Boosts LTE 4G Band 12/13/17 Data & Volte (Voice Over 4G) Mobile Cellular Signal Repeater Amplifier for AT&T Verizon in Vehicle

【Support 4G Band 12/13/17】- Car 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.
【Boost 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).
【Automatic Gain Control】- The booster has excellent features like AGC, it can detect the level of available incoming signal, then adjust itself for best performance. Which means that your booster will always optimize to provide you with the optimal signal and connection to your cellphones. It provides a maximum signal gain of 45dB.
【Easy to Install】- All hardware and instructions included, requires no technical experience or extra fee. DIY installation. ( Note: Do not turn on the power before connecting the antennas, otherwise it will damage the host )
【Guarantee】- FCC Certified, 30 Days Money Back, 3 Months Free Replacement, 5 Years Manufacturer Repair. Professional technical support.