200 watts Pretuned; no tuning Frequency: 150 MHz to 170 MHz; 20 MHz bandwidth 2.4 dBd gain; no ground plane 1/2 wave Gold plunger-type contact pin; premium coil with metal base and top Stainless steel, 2.5 mm, 34-1/2 in. tall tapered whip; with silver spring NMO mounting Mount sold separately