Garmin Power/Data Cable. The ideal start to your next fishing adventure this Power Cord from Garmin ensures that your echoMAP sonar device is fully powered and able to show you all of the details going on below your boat. Containing NMEA 0183 inputs and outputs the Garmin 4pin echoMAP Power Cable offers the power you need to keep your device at its best and record sonar information that can be used on other devices. The 4 pin style makes the Garmin Sonar 4pin Data Cable fit perfectly into all echoMAP models ensuring you won't have to buy a new cord every time you upgrade. Specifications for Garmin echoMAP Sonar 4pin Power/Data Cable: Fits: all echoMAP models Type: 4 pin Features of Garmin echoMAP Device 4pin Power/Data Cable: echoMAP power cord NMEA 0183 inputs/outputs Package Contents: Garmin echoMAP Power/Data Cable Garmin 010-12199-04: Power/Data Cable