2017 high quality new 2g cellphone gsm repeater 900mhz mobile phone gsm900 signal repeater cellphone signals booster amplifier Cellular gsm repeater 900mhz booster * model AT980 * used in mobile 2g gsm signal amplifier * 1 year guarantee after shipping * max. square meters: about 50-150 sq.m Package including: * 1 pc of AT980 repeater * 1 pc of 9 unit yagi antenna * 1 pc of indoor ceiling antenna * 1 pc of 5v2a eu plug (or please inform us plug type: eu/ek/us/au) * 1 pc of cable (about 9 to 10 meters) Specification: * Frequency range: uplink (890~915mhz); downlink (935~960mhz) * Gain: uplink (60+3db); downlink (65+3db) * Power: -70 ~ -40 dbm / FA (1.23mhz) * Max. output power: 23dbm + 3dbm total power * Yagi antenna: 13db / Indoor ceiling antenna: 5db * Noise figure: about 4db * Seclusion: > 70db * Power supply: ac110~220v, 45~55Hz * Compact design: indoor use NOTE: * It is for one room use, or you can buy splitter and extra ceiling antennas for more rooms using. * Make sure there is good signal ourside or on the roof to gain signal from signal tower. * Please check the installing diagram and install it correctly. if there is any problem, please kindly contact with us.