The Standard Horizon HX870 is a popular handheld VHF marine radio that ranks among the best sellers on Amazon. It is a feature-rich radio designed for marine use. With a range of up to 6 miles, this radio ensures clear and reliable communication on the water. It features a built-in GPS receiver, DSC (Digital Selective Calling) capability, and a large backlit display. The HX870 also has a floating and waterproof design, making it suitable for boating and other water activities. It offers advanced features like waypoint navigation, MOB (Man Overboard) function, and NOAA weather alerts. This radio is highly regarded for its performance and durability.