The dual-frequency HD-MAX echo sounder is a versatile tool for measuring sediment in shallow, deep, and sandy waters, as well as for dredging and other water depth measurement applications. The hydrographic program Hi-MAX Sounder, with its extensive feature set, combines navigation, post-processing, and bathymetry. With its 17-inch large screen and industrial computing platform, HD-MAX, together with a sturdy dual-frequency transducer and an easy-to-use survey pole, provides hydrographic offices worldwide with a range of dependable solutions.