4g 22dBi high gain Outdoor Yagi Directional Antenna4g 22dBi high gain Outdoor Yagi Directional Antenna 4G Wifi Antenna Booster with Mount Kit Simplifies installation with pre-assembled design, easy-lock fold-out UHF reflector and snap-lock elements Withstands tough outdoor conditions with durable construction and materials Superior reception outdoors or even when mounted in the attic 1700MHz-2100MHz .Input Impedance:50 Ohms.RP-SMA connector and 2m cable.kindly please check out your device before making a purchase Offer a 1 year warranty and 1 month money back guarantee