Sectorial WiFi antenna by MikroTik for outdoor installation. Sectorial WiFi antennas enhance the signal of our wireless network in a selected area, unlike directional antennas which enhance it in only one direction. They have a greater range than omnidirectional antennas. They can be used in university networks or other large spaces. It has a gain of 12dBi. If your goal is to transmit a signal over a long distance, you will need an antenna with higher gain. Conversely, if you want to improve the signal in your yard, high gain is not such a good idea.