Although it doesn't have a flashy full color HD screen, the black and white 5", 16 level greyscale, 640V x 320H display featured by the Hummingbird Fish Finder 728 is still not a bad for the recreational fisherman. Once you get used to it, it will become as reliable as a full color one. And the fish, structures or trees found on the bottom can be distinguished quite clearly on … [Read more...] about Hummingbird Fish Finder 728 Review