Item Type: Router Antenna_x000D_Model: JB-4G-018_x000D_Material: ABS_x000D_Purpose: Signal Transmission and Gain_x000D_Working Frequency: 700~2700MHZ_x000D_Antenna Gain: 12dbi_x000D_Standing Wave Ratio: 1.5_x000D_Impedance: 50_x000D_Polarization Method: Vertical Polarization_x000D_Maximum Power: 50W_x000D_Antenna Interface: SMA Female Thread Inner Pin_x000D_Working Temperature: -40~+85_x000D_Applications: Used for GSM, 2G, 3G, 4G, LET full band networks equipment, number machines, routers, advertising machines, vending machines, etc. 1ABS MATERIAL: Made of high quality materials, non toxic and harmless, durable, strong signal, waterproof and sun protection 2SIMPLE TO CARRY: This router antenna is small in size, easy to carry and install, completely free from space constraints 3CONVENIENT TO USE: High signal, durable antenna with high gain, the greater the range, the greater the distance 4ANTENNA INTERFACE: 4G antenna interface is SMA female thread and inner needle, wear resistant, corrosion resistant and durable 5HIGH PERFORMANCE: Independent channel transmission is faster, reducing co channel interference, enhancing signal gain effect, and improving transmission performance 6APPLICATION: Used for GSM, 2G, 3G, 4G, LET full band networks equipment, number taking machines, routers, advertising machines, vending machines, etc.1 x Router Antenna