User Manual

Communication Settings:
The D270 can be set up to connect to an external WIFI hotspot to provide network
to load the satellite map function;
It can also be set to connect to RTK Bluetooth, obtain positioning data, and set
parameters of RTK antenna to water surface and transducer.
Parameter Settings：Can set the sounder parameters (range, gain, draft, frame
rate, data format, working mode, water temperature, salinity, sound speed, etc）.
The depth of the water filter：Set filter clutter.
Ford set：Shoal alarm to avoid damage to transducer or floating platform.
Left Status Bar：