The built-in sonar capabilities of Garmin echoMap 94sv include CHIRP sonar, the most sophisticated sonar technology available for the fishing and boating public. It also includes sonar-recording capability that can coordinate with the sonar return timings. Identically, it is convenient to spot the boat’s position and save the digital information for playback.
. Use the user data sharing cable to share way-points and routes between multiple devices.