A cell phone signal booster can take a weak existing cell phone signal, boost it, and provide you with great cell signal in your home, office or any vehicle. It features automatic gain control with a self-optimizing design for easy installation & maintenance. Reaches far distances to and from cell towers, with our antennas Bypasses any building material and interference Amplifies and rebroadcasts signal indoors Provides good coverage & convenience. No need to connect to any internet source. Model : GJX-800/900-9 Frequency : 806-960 MHz Gain : 13 dBi What`s in the box 1 x Repeater 1 x Indoor antenna 1 x Outdoor Antenna
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