DBSPECTRA 806-869 MHz, Omnidirectional Magnum Antenna, 10 dBd, Low-PIM/Hi-PIP (Peak Instantaneous Power) to accommodate the demand of today's digital systems. 4.3/10 Female connector. Brass tip feeds heavy internal conductor for excellent DC ground lightning protection. The included Heavy Duty mounting kit is designed for a 4 in vertical mast and with the base plate mounting style, tip deflection is near zero as a result.