19dBi Omnidirectional High Gain: 9dBi omnidirectional high gain antenna, with excellent performance, makes your Internet smoother. 2High Quality Materials: Made of pure copper and ABS, durable, environmentally friendly and not easy to damage. 3Gold Plated Interface: The antenna has a gold plated interface, resistant to plugging, and anti oxidation of the interface. 4Wide Compatibility: Compatible with wireless routers, WiFi AP hotspot modems, WiFi USB adapters, etc. 5Simple Operation: Light weight, small size, easy to use, simple to operate and easy to install. Item Type: Antenna Material: ABS, Pure Copper Model: KW 5102 Frequency Band: 2400-2500mhz Antenna Gain: 90.7dBi Polarization: Linear Impedance: 50 Line Type: RG 178 Interface Type: SMA Male Antenna Length: Approx. 39cm / 15.4in Applicable: Wifi, Wireless Router, AP System 2 x Antenna