Vietnamese 
The Simrad SH90 is a fishery sonar offering high resolution and high frequency.
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Simrad SU90
The Simrad SU90 is the ultimate long range, low frequency fish finding sonar. We made no compromises during the design of this sonar. If high performance is your only criteria when choosing a sonar, this is your natural choice.
Simrad SX90
The SX90 is along range, low frequency fish finding sonar. It is specially designed for vessels where long range is criteria No.1.
