Features 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 cleaning. Specification Item Type: Antenna Model: XP-GSM-005 Material: Copper Function: For signal transmission and gain. Working Frequency: 1710-2170MHZ Antenna Line Gain: 7dbi Standing Wave Ratio: ≤1.5 Impedance: 50Ω Polarization Method: Vertical Polarization Maximum Power: 50W Antenna Interface: SMA Male Head Line Length: Approx. 3meter / 9.84ft Line Type: RG174 Line Working 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