I found these photos online and wow are they impressive. Humminbird Helix GN2 with MEGA imaging
(https://www.ultimatebass.com/bass-fishing-forum/proxy.php?request=http%3A%2F%2Fi1157.photobucket.com%2Falbums%2Fp582%2Fgymshoe1960%2FHumminbird_Helix_GN2_With_Mega_Imaging%2520-2_zpsc7coorku.png&hash=65787e0d7e48dfd570c44cebf0faab121228a571)
(https://www.ultimatebass.com/bass-fishing-forum/proxy.php?request=http%3A%2F%2Fi1157.photobucket.com%2Falbums%2Fp582%2Fgymshoe1960%2FHumminbird_Helix_GN2_With_Mega_Imaging_zpsh0gvsjkl.png&hash=13f44430e0e4b600a19c2dc0f5d224776fcab98f)
(https://www.ultimatebass.com/bass-fishing-forum/proxy.php?request=http%3A%2F%2Fi1157.photobucket.com%2Falbums%2Fp582%2Fgymshoe1960%2FHumminbird_Helix_GN2_With_Mega_Imaging%2520-5_zpshan7mn4d.png&hash=6162c87e3aedf56b38d2cfd0f07856ab706727b9)
(https://www.ultimatebass.com/bass-fishing-forum/proxy.php?request=http%3A%2F%2Fi1157.photobucket.com%2Falbums%2Fp582%2Fgymshoe1960%2FHumminbird_Helix_GN2_With_Mega_Imaging%2520-3_zpsnlu1k2qn.png&hash=18dec35f5b22f58d4a3d584e8df18f4eabb73c18)
(https://www.ultimatebass.com/bass-fishing-forum/proxy.php?request=http%3A%2F%2Fi1157.photobucket.com%2Falbums%2Fp582%2Fgymshoe1960%2FHumminbird_Helix_GN2_With_Mega_Imaging%25207_zpsg1jepiz6.png&hash=d9ce24020826d5b4081921ceb94b5e07d25680f3)
(https://www.ultimatebass.com/bass-fishing-forum/proxy.php?request=http%3A%2F%2Fi1157.photobucket.com%2Falbums%2Fp582%2Fgymshoe1960%2FHumminbird_Helix_GN2_With_Mega_Imaging%252064_zpsudw5xibh.png&hash=b99e76820f8cae29b672265a12f53a9b6b82023b)
(https://www.ultimatebass.com/bass-fishing-forum/proxy.php?request=http%3A%2F%2Fi1157.photobucket.com%2Falbums%2Fp582%2Fgymshoe1960%2FHumminbird_Helix_GN2_With_Mega_Imaging%2520-4_zpsq79oxyrd.jpeg&hash=8a948e3c145b25133b6418610f060cb184da500e)
Did I mention I hate not having a boat anymore. >:(
Incredible :-*
Note the frequency shown at the bottom left of the screen shots.