The HAO14SDP Hi-Gain 14 dBi Outdoor Directional Antenna Kit is a heavy duty, weather proof, high powered antenna for extending the range of your existing wireless 802.11 b or 802.11g WiFi devices. Whether your application requires extending a wireless signal from on building to another or simply from one end of the house to another end, the Hi-Gain 14dBi is the perfect solution.