Features 1、[With Magnetic Base] Large base strong magnetic, easy to install. Stainless steel bottom adds waterproof circle. 2、[Stable Signal and Concealed Design] Built in circuit board, the signal is more stable. Concealed design for easy carry. 3、[35dBi Gain] 35dBi high gain, the greater the range. The antenna can be used after connecting with the device. 4、[Quality Material] Copper core + FRP material, high quality material, non toxic, harmless, sturdy, waterproof, windproof, shockproof, more durable. 5、[Widely Use] GSM, 2G, 3G, 4G, LET full band car station equipment, automobile, radio station, advertising machine, vending machine, etc. Specification Item Type: Magnetic Mount Mobile Antenna Material: Copper + FRP + Stainless Steel Model: XP-4G-017 Purpose: Signal Transmission and Gain Antenna Gain: 35dBi Working Frequency: 800-2700MHz SWR: ≤1.5 Impedance: 50Ω Maximum Power: 50W Overall Height: 11.5cm / 4.5in Base Diameter: 9cm / 3.5in Line Length: 3 meters / 9.8ft Polarization Method: Vertical Polarization Antenna Interface: SMA Head Inner Needle Application Areas: GSM, 2G, 3G, 4G, LET full band car station equipment, automobile, radio station, advertising machine, vending machine, etc. Package List 1 x Antenna 1 x Base