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Lintratek China factory manufacturer supplies 1-5 band signal booster to enhance smart cell phone signal receipt, product verified by CE, FCC, certificate. China 3G 4G Amplificador and 3G 4G Cellphone Signal Booster, Mobile Phone Antenna , Inside Antenna Booster , Gsm Signal Amplifier ,Dcs 1800mhz Booster . Lintratek Cell phone signal booster 1-band, 2-band, 3-band, 4-band, 5-band,Applicable scenes are cafes, supermarkets, factories, hotels, office,buildings. The product will supply to all over the world, such as Europe, America, Australia,India, Qatar,Zambia, Netherlands.Lintratek has focused on manufacturing and selling products of telecommunication for about 20 years.