Harsh, noisy dusty and wet may lower your efficiency and productivity by smudging the radio or shadowing the talk. HYT TC-610 is the option customized for users in these industries, as its superior dust & water protection performance helps to seal out dust and water, and thus prolong radio life.Water Protection Class IP66 in harsh, noisy and dusty working conditions such as construction sites, your radio is apt to be smudged. The TC-610 will bring you reliable communication and high productivity in these working conditions, and its superb waterproof performance allows you to wash off mud and dust on your radio. Other radios with poor waterproof performance may not work after you wash them.The TC-610 employs double injection molding, which is a technique with high difficulty coefficient and high risk. Owning to this superior technique, the radio is comfortable to handle, and it has high drop-proof performance.