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Mingcoll 1700MHz Band 4 cell phone boosterAttention:1.Before order please make sure your mobile frequency is 1700Mhz in your area.2.This cell phone antenna 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:8.3dBiFCC Classification:B2W/Wideband Consumer Booster(CMRS) Packing: Signal Repeater Booster Outdoor Omnidirectional Tubular Antenna Indoor Directional Panel Antenna 32ft 5D-FB OD7.5 Coaxial Cable 16ft 5D-FB OD7.5 Coaxial Cable Mounting Screw Kit English User Manual Guarantee: FCC authentication certificate Installation Guide: 1.Tightly connect the 32ft Coaxial Cable to the Outdoor Tubular Antenna 2.Check and find a place where your cell phone can receive the best signal outside your house,then mount the Outdoor Tubular Antenna3.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 booster5.Tightly connect the 16ft coaxial cable to the indoor antenna and the INDOOR port of the signal amplifier.6.Connect the power adapter to the signal booster. Attention: Once you ascertain the best location then permanently mount the outdoor antenna.Keep the distance between the outdoor antenna and indoor antenna should be above 22ft and make sure a proper amount of physical separation between outdoor antenna and indoor antenna.These things are absolutely critical for this repeater to work.