Are you operating in challenging environments where crystal clear audio communication is critical? TETRA has a unique way of removing background noise from speech. With TETRA, voice messages are perfectly audible allowing clear and uninterrupted communication even in the noisiest and most extreme of environments. In this video we have tested an analog radio, smartphone and TETRA radio on voice quality in an offshore environment. To learn more about our solutions, visit https://www.dammcellular.com/products...