Aside from offering FishFinders, GadgetCity also offers cheap and high quality Marine 27MHz AM. Check out Axis Marine Dipolw Kit Antenna, GME 27MHz Black AM Radio, and Uniden UM423AM Marine Radio. Depending on your budget, the most advanced Marine 27MHz we currently offer is the Uniden UM423AM Marine radio. It boasts of 4 watts Maximum TX output water, 10 AM Marine Channels, and Watertight Radio Housing. For more information, please check out the specifications of each product and purchase now while we are still offering freeshipping anywhere in Australia. Two year warranties available for selected products!