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1-band, 2-band, 3-band, 4-band, 5-band cell phone signal booster, for different scale space: home, office, hotel, factory, shopping mall, business building. China 4G/5G Mobile Phone Signal Repeater and 4G/5G Mobile Phone Signal Amplifier, 4g Repeater Booster , Gsm Signal Repater , 4g Signal Amplifier ,Dual Band Repeater 4g . Lintratek have more than 20-year experience in Telecommunication industry,and have many other different models of cell phone booster or antenna for your choice. The product will supply to all over the world, such as Europe, America, Australia,Barcelona, Switzerland,Slovenia, Estonia.Lintratek has been focusing on signal amplifiers for more than 20 years, specializing in the sale of 1-band 2-band 3-band 4-band 5-band.