I have a 931c gps graph fish finder in perfect condition has all equipment needed with ram mount. This is the same size unit as the 998 hummingbird just doesn't have down scan or side imaging. These units sold for over $1100 when they were new wanting to trade for lowrance lcx 28 25 or 27 unit complete or let me know what you have. It has 7 inch color display very good graphics. I have a lowrance lcx 28 at console just wanting another one for bow to match. Call 423-244-1782