... , Fishfinder, Echo Sounder, Echosounder, Depth Finder, Fish Sounder, ONWA® 5.6-INCH COLOR DISPLAY ECHO SOUNDERMODEL: ... Temperature sensor optionFish Finder, Fishfinder, Echo Sounder, Echosounder, Depth Finder, Fish Sounder, Depth Sounder, Sounder, LCD sounder, Color Video SounderSPECIFICATIONS1. General ... Zoom and Bottom-lock Expansion(10) Display Advance SpeedLines/TX: Freeze, 1/8, 1/4, 1/2, 1/1, 2/ ...