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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. Booster Antenna, Mobile Cell Phone Antenna , Network Enhancer Device , 4g Signal Amplifier ,Dual Band Cell Phone Booster . Lintratek have R&D Studio, Warehouse, Storehouse, Showroom, Headquarters Office.... We can supply you product certificate and testing report if you need. The product will supply to all over the world, such as Europe, America, Australia,San Francisco, Canada,Grenada, Germany.Lintratek integrating R&D, production, and supplying global network solution services and relevant products of cell phone signal booster.