• SDE-28s

    ● High performance and easy operation
    ● Stainless steel shell makes processor rugged and reliable
    ● Built-in navigational software and data storage
    ● Especial clear pulse and echo threshold ensure reflecting the underwater landform really
    ● Support communication with NMEA-0183 GPS receivers to gain orientation information
    ● Depth data for last 24 hours in memory to play back the past sounding information
    ● Rugged display housing is adjustable in 180 degree to get a fit viewing angle of display