3 most important features in a fishfinder: resolution, resolution, resolution - the most vertical pixels per inch you can afford.
_________________________ "The metric system never really caught on in the states. Unless you count the increasing popularity of the nine millimeter bullet." -- d. barry
Get the 320C... I had a 320 and it was great. It is now on a friends boat still working like a champ... But the color is worth every penny... Trust me...