Shakespeare® 3' Classic Sailboat VHF Antenna. Built for value without compromising performance or durability, the Classic Series covers the widest variety of vessels in the Shakespeare® family. These antennas keep you connected and meet essential communication needs while offshore. 3' tall, 1 section, 3db, SO 239 L bracket connection, 50W input power, 7 MHz within 2.0:1 VSWR, stainless steel.