TECHTOO WiFi 2.4GHz 18dBi High Gain Yagi Directional Antenna Booster With RP-SMA Connector For Wireless Network Router/Reapter/USB Adapter/Extension Network PCI Card/IP Camera Yagi WiFi High Gain Directional Antenna Frequency: 2400-2483 MHz Gain: 18dBi Connector: RP-SMA Extend Wireless Range to Dead Spot