Features:★ Cover the GPS Signal in GPS Non-existent environment.★ Small-sized, and light-weight, easy to install and reinstall.★ Power saving design.★ High-efficiency in GPS Signal Transmission, Strong and Stable GPS Signal Repeating.★ Simple to use and operate.★ Large GPS Signal coverage (up to 20 in diameter, 400 square meters)★ Long cable (25m) for deep and much inside GPS Signal Repeating.★ Wireless GPS Signal Transmission, unnecessary to connect cables to the GPS Reception Gauge.★ Unlimited GPS Reception Terminals can be used to receive the GPS Signal.★ Multi Solutions for a variety of clients with different requirements.Extended Features:★ Customizing manufacture according to client requirements.★ Customized in main unit, cables, antenna and package.★ Client Logo printing service available.Who need this model most?★GPS Tracker/Navigator/Receiver/G-mouse factories★GPS Solution companies/GPS Software Providers.★GPS product distributors.★GPS product laboratories/GPS Room Laboratories.★High building/Skyscrapers/Underground garages/Metro stations.★Universities/Colleges/Institutes.★Other clients in need of Indoor GPS Signal.Specification: Product Model: GT1575 GPS Signal TransmitterRange of Use: GPS L1 (1575 MHz)Bandwidth: 10MHzWorking Distance: Max Diameter 20 meterCable Length: 25mRadio Frequency Connector: SMA or BNCRadio Frequency Cable Impedance: 50Ω(RG-58)Working Voltage: AC 220V ± 10%Working Electric Current: <0.2AWorking Temperature: Main frame: -10 ℃ ~ + 40 ℃ Antenna: -35 ℃ ~ + 75 ℃Humidity: <95%