[WIDE COMPATIBLE]: 698-2700MHz wide band frequency range, work with ALL Carriers GSM,3G,4G LTE including AT&T, Version, Sprint and many more. | [HIGH GAIN]: It features up to +6 dB gain and work with all 50ohm signal boosters or routers. Our high gain omni directional antenna can improve the 3G 4G LTE signal performance, more stable and fewer dropped calls. | [PREMIUM QUALITY]: This cellular antenna features a rugged waterproof structure that’s designed to withstand damage from the elements. Fits for indoor or outdoor using. | [QUICK INSTALL]: Pole/Wall mounting bracket are in the package, no technical experience required. Note: If you need to install outside, install it on the place where is at least 3 signal bars(can use your mobile to check). | [WARM TIPS]: 1.This is a N-Female type connector omni directional antenna which is connected with signal booster, you need to use with a cellphone signal booster. 2. Omni directional antenna performance better in a close range but it can cover 360 degree in horizontal direction.