HUMMINBIRD(R)
• Hydrodynamic;• Single or dual beam (depending on which fishfinder used);• 20deg /60deg ;• 200kHz/83kHz;• Built-in temperature;• Compatible with Matrix 10, 12, 15, 17, 20, 27, 67, 77, 87, 97; all PiranhaMAX(TM) (except 240, 180, 165, 175, 176i, 195c,...