Feature:1. Ideal Antenna: Can effectively reduce co channel interference, enhance signal gain, and improve the transmission.2. Has High Gain: Designed to have 7DBI high gain, the antenna enables efficient data reception and wider coverage.3. Broad Utility: Widely applied for GSM wireless module, NB IOT module, DTU module, advertising machine and so on.4. Good Material: Using copper material, the SMA male head ensures firm connection, also very durable with corrosion.5. Easy to Install: Magnetic base can easily stick to metal surfaces, and you can disassemble the base for .How to Use:It can be used after connecting to the device.Specification:Item Type: AntennaModel: XP-GSM-005Material: CopperFunction: For signal transmission and gain. Working Frequency: 1710-2170MHZAntenna Line Gain: 7dbiStanding Wave Ratio: ≤1.5Impedance: 50ΩPolarization Method: Vertical PolarizationMaximum Power: 50WAntenna Interface: SMA Male HeadLine Length: Approx. 3meter / 9.84ftLine Type: RG174 LineWorking Temperature: -40℃~+85℃Scope of Application: For GSM wireless module, NB IOT module, DTU module, advertising machine, numbering machine, vending machine, GPRS signal reception and transmission, etc. Package List:1 x Antenna