Durable, dependable and weather-resistant, Uniden marine electronics provide the ultimate in communications for your boat or personal watercraft. The HH940P is a waterproof, portable two-way VHF transceiver. It is compact, lightweight, and rugged and fits easily in your hand. This hand-held VHF marine radio will give you consistent, outstanding performance in virtually all conditions and situations. The HH940P incorporates a triple watch feature, allowing users to continually observe emergency channels 16 and 9 while monitoring a third selectable channel. This marine radio checks channels 16 and 9 for activity every two seconds.