Silverstone SST-WA219 High gains WIFI antenna - 2.4~2.5 GHz 9dBi antenna for SMA plug RP Type: Adapter Specifications: Connector: SMA plug RP Type: Dipole Gain (dBi): 9dBi Polarization: Linear Vertical VSWR: =1.6:1 Frequency: 2400~2500 MHz Impedance: 50 O