Includes a frequency of 156-172MHz with 3 dBi gain. Patented Field Diversity with easy installation Available in VHF, UHF, 800/900, 2.4, 5.8 GHz, and multi-band cellular and GPS frequencies 3dB MEG outperforms a conventional 3dB antenna in many applications Available in standard NMO, permanent, direct N female and ceiling tile mounts