Taurus NC-136 1/4 Wave NMO 136-512mhz V/UHF 200 Watts 1/4 Wave VHF NMO Antenna, Frequency Range Fixed: 136-512 MHz Unity Gain, 17.5" Black Kote Stainless Steel Whip Power Rating 200 Watt Requires Separate NMO Mount Compatible Radios: Kenwood, Icom, Yaesu, Vertex, Motorola, Maxon and others