KP Performance 900 MHz WISP sector antennas are available with many popular beamwidth patterns including 90° and 120°. This 900 MHz WISP sector antenna series is shipped from stock the same-day they are ordered. 900 MHz WISP sector antennas from KP come with a 100% performance guarantee and are backed by expert technical support from a team of former WISP operators and Ph.D. antenna engineers.