Shakespeare - SeaWatch 19" Marine TV Antenna - 12VDC - 110VAC - 3019. The Shakespeare SeaWatch series of TV antennas are omni-directional over-the-air digital HDTV solutions that bring sleek lines and 360 degrees high-performance coverage to your watercraft. Designed to accept common 1in-14 threaded mounts, the antennas are well-suited to fit virtually any application. Everything needed to connect the antenna to your converter or television is in the box. When paired with an optional 2-way band separator between the antenna and the amplifier, these antennas can also receive AM/FM radio signals. A full line of mounts and extension masts are available to fine-tune the installation.. The 3019 antennae are designed for the mobile lifestyle and can be used on marine vessels, RVs, pop-up campers, and more! Watch your favorite sports, sitcoms, reality TV, crime dramas, local news, weather, kids' programming, and more for FREE and in 1080 HD!. Features:. Low noise amplifier. Omni-directional.