The Hysecuredink HG2420P-120 Sector Panel WiFi Antenna combines high gain with a wide 120° beam-width. It is a professional quality “cell site” antenna designed primarily for service providers in the 2.4GHz ISM band. Applications include IEEE 802.11b, 802.11g and 802.11n wireless LAN systems. Rugged and Weatherproof This antenna features a heavy-duty plastic radome for all-weather operation. The mounting system adjusts from 0 to 20 degrees down-tilt. Ideal for Wireless Internet "Cell" Sites This WiFi antenna is an ideal choice for Wireless Internet Provider "cell" sites since the cell size can be easily determined by adjusting the down-tilt angle. Horizontal coverage is a full 120 degrees.