Features 1、ABS MATERIAL: Made of high quality materials, non toxic and harmless, durable, strong signal, waterproof and sun protection 2、SIMPLE TO CARRY: This router antenna is small in size, easy to carry and install, completely free from space constraints 3、CONVENIENT TO USE: High signal, durable antenna with high gain, the greater the range, the greater the distance 4、ANTENNA INTERFACE: 4G antenna interface is SMA female thread and inner needle, wear resistant, corrosion resistant and durable 5、HIGH PERFORMANCE: Independent channel transmission is faster, reducing co channel interference, enhancing signal gain effect, and improving transmission performance 6、APPLICATION: Used for GSM, 2G, 3G, 4G, LET full band networks equipment, number taking machines, routers, advertising machines, vending machines, etc. Specification Item Type: Router Antenna Model: JB-4G-018 Material: ABS Purpose: Signal Transmission and Gain Working Frequency: 700~2700MHZ Antenna Gain: 12dbi Standing Wave Ratio: ≤1.5 Impedance: 50Ω Polarization Method: Vertical Polarization Maximum Power: 50W Antenna Interface: SMA Female Thread Inner Pin Working Temperature: -40℃~+85℃ Applications: Used for GSM, 2G, 3G, 4G, LET full band networks equipment, number machines, routers, advertising machines, vending machines, etc. Package List 1 x Router Antenna