TOSLON TF640: Color GPS Ecoscandule with Compass and Split Screen! The graphic detail is very accurate and easy to see, the GPS system with integrated compass guarantees a precision that is close to 40cm! 500 memorable and nominative spots, 2.4ghz, 300m range of action.

Staff RC Opinion: The TF640 GPS is a multifunctional fishfinder, so you can combine its power as an echo sounder with the accuracy of your GPS! In this echo the GPS plays a decisive role as it allows you to be "always there" thinking of making a session with a 200m long rubasienne, this is the principle of GPS targeted smoothing .... the result will be to recharge more often the signalers cause the innumerable departures !!!!