1.Before order please make sure your mobile frequency is 1700Mhz for Band4 in your area. 2.This cell signal booster could only make the weak signal becomes stronger,it couldn't create signal,so the outdoor antenna should receive 2-3 bars of stable signal in the location where the outdoor antenna is mounted,or the booster can't work very well. Uplink:1710MHz-1755MHz,Downlink:2110MHz-2155MHz Emission Designator:LTE(G7D) AGC LEVEL:Uplink:-44.00 Downlink:-57.00 Max.Antenna Gain:Uplink:8.0dBi Downlink:8.3dBi Power Supply:DC 5V from adapter FCCClassification:B2W/Wideband ConsumerBooster(CMRS) Packing: 1.Signal Repeater Booster 2.Outdoor Panel Antenna 32ft 5D-FB OD7.5 Coaxial Cable 3.Indoor Panel Antenna 16ft 5D-FB OD7.5 Coaxial Cable 4.Power Adapter 5.Mounting Screw Kit 6.English User Manual Guarantee: FCC authentication certificate 30 days money-back guarantee One year Manufacturer warranty . Installation Guide: 1.Tightly connect the 32ft Coaxial Cable to the Outdoor Panel Antenna 2.Check and find a place where your cell phone can receive the best signal outside your house,then mount the Outdoor Panel Antenna 3.Mount the signal booster device somewhere inside the house,the repeater should be mounted in a place where is near from the power socket, and have good ventilation. 4.Tightly connect the 32ft coaxial cable to the outdoor antenna and the OUTDOOR port of the signal booster 5.Tightly connect the 16ft coaxial cable to the indoor antenna and the INDOOR port of the signal booster. 6.Connect the power adapter to the signal booster.