MyFishFinder.com Just like iceshanty but warmer
I don't own either of these but if I would buy one I would get the Marcum. Digital is becoming the new standard.
"real time sonar screen" and when you move your jig you see it on the screen- No lag what so ever.. Humminbird.com and look under products and closeouts $177.00.. Cant beat that, then you can use it on a boat in the summer..