Several rescue boats equiped with Harsonic® for boats Worldwide
SNSM compared several ultrasound devices and Harsonic® came out ast the BEST !
SNSM testimonial English version
SNSM témoinage French original version
testimonials after several years in worldwide seawaters !!
also propeller devices were tested succesfull
only because of a rubber ring between the hull and the protection shield there were barnacles .